{"product_id":"casio-g-shock-2500-series-two-eye-analogue-watch-gac-2500-9aer","title":"Casio G-SHOCK 2500 Series Two Eye Analogue Watch (GAC-2500-9AER)","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\n\n\u003cp\u003e\nThe Casio G-SHOCK GAC-2500-9A combines the legendary durability of G-SHOCK with a bold yellow colour scheme and an innovative approach to analogue timekeeping. Part of the contemporary 2500 Series, this distinctive watch reinterprets the functional design of the original DW-5000C through a modern octagonal case, a carefully engineered analogue display and striking monochromatic styling. Its vibrant yellow finish creates a confident, contemporary appearance while retaining the practical functionality and exceptional toughness associated with G-SHOCK.\n\u003c\/p\u003e\n\n\u003cp\u003e\nBeneath its distinctive exterior, the GAC-2500-9A incorporates advanced engineering, including Casio's magnetic Shock Release Hand technology, a multifunction Multi-Mission Date display and a dedicated small seconds subdial. With shock-resistant construction, 200-metre water resistance, amber LED illumination and a lightweight 47 g design, it delivers dependable everyday performance in a compact, comfortable format. Bio-based resin components and a battery-saving seconds-hand sleep function further enhance its practicality.\n\u003c\/p\u003e\n\n\u003ch6\u003eKey Features\u003c\/h6\u003e\n\n\u003cul\u003e\n\u003cli\u003eInnovative G-SHOCK 2500 Series design inspired by the original DW-5000C\u003c\/li\u003e\n\u003cli\u003eBold yellow colour scheme with matching case, dial and strap\u003c\/li\u003e\n\u003cli\u003eDistinctive analogue two-eye dial arrangement with contemporary styling\u003c\/li\u003e\n\u003cli\u003eIconic octagonal bezel with compact, streamlined proportions\u003c\/li\u003e\n\u003cli\u003eMagnetic Shock Release Hand designed to absorb and dissipate impacts\u003c\/li\u003e\n\u003cli\u003eShock-resistant construction for dependable everyday durability\u003c\/li\u003e\n\u003cli\u003e200-metre water resistance for swimming and outdoor activities\u003c\/li\u003e\n\u003cli\u003eMulti-Mission Date system with multifunction three-cell display\u003c\/li\u003e\n\u003cli\u003eDedicated small seconds subdial featuring the G-SHOCK Shock Resist motif\u003c\/li\u003e\n\u003cli\u003eSeconds-hand sleep function to help conserve battery power\u003c\/li\u003e\n\u003cli\u003eThree-dimensional resin dial with raised hour markers\u003c\/li\u003e\n\u003cli\u003eAmber LED illumination with afterglow for improved low-light visibility\u003c\/li\u003e\n\u003cli\u003eNeobrite luminous coating for easier time reading in darkness\u003c\/li\u003e\n\u003cli\u003eElapsed-time stopwatch with an approximately 30-minute measuring capacity\u003c\/li\u003e\n\u003cli\u003eFull auto calendar programmed through to 2099\u003c\/li\u003e\n\u003cli\u003eHand Shift function for an unobstructed view of the in-dial display\u003c\/li\u003e\n\u003cli\u003eBio-based resin case components and flexible resin strap\u003c\/li\u003e\n\u003cli\u003eLightweight 47 g construction with a compact 44.5 mm case width\u003c\/li\u003e\n\u003cli\u003eApproximately two-year battery life under normal operating conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eSpecifications\u003c\/h6\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e GAC-2500-9A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCollection:\u003c\/strong\u003e G-SHOCK 2500 Series\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e Analogue with multifunction date display\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase Dimensions:\u003c\/strong\u003e 46.7 × 44.5 × 12.7 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 47 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase \u0026amp; Bezel Material:\u003c\/strong\u003e Resin \/ bio-based resin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase Colour:\u003c\/strong\u003e Yellow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDial Colour:\u003c\/strong\u003e Yellow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrap:\u003c\/strong\u003e Yellow bio-based resin band\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Wrist Size:\u003c\/strong\u003e 145–215 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlass:\u003c\/strong\u003e Mineral glass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Shock Resistant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Resistance:\u003c\/strong\u003e 200 metres (20 bar)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMovement:\u003c\/strong\u003e Analogue quartz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Source:\u003c\/strong\u003e CR1025 battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Life:\u003c\/strong\u003e Approximately 2 years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTimekeeping Accuracy:\u003c\/strong\u003e ±15 seconds per month\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIllumination:\u003c\/strong\u003e Amber LED light with afterglow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuminous Features:\u003c\/strong\u003e Neobrite\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStopwatch:\u003c\/strong\u003e 1-second stopwatch with approximately 30-minute measuring capacity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalendar:\u003c\/strong\u003e Full auto calendar to 2099\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional Features:\u003c\/strong\u003e Magnetic Shock Release Hand, Multi-Mission Date, Hand Shift and seconds-hand sleep function\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Manufacture:\u003c\/strong\u003e Thailand\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eBold Yellow Design\u003c\/h6\u003e\n\n\u003cp\u003e\nThe GAC-2500-9A offers one of the most visually distinctive interpretations of G-SHOCK's contemporary analogue design language. Its vibrant yellow case, bezel and strap create a coordinated appearance that highlights the watch's angular construction and carefully sculpted surfaces. The result is a striking timepiece that combines the rugged character of G-SHOCK with a confident, modern aesthetic.\n\u003c\/p\u003e\n\n\u003cp\u003e\nDrawing inspiration from the original DW-5000C, the 2500 Series retains the familiar octagonal bezel while introducing refined proportions and a streamlined case profile. The carefully balanced combination of softened edges, raised dial elements and geometric detailing creates a distinctive appearance that reflects G-SHOCK's heritage while establishing a new design identity.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe three-dimensional resin dial features raised bar indexes and precisely proportioned hands with a parallel-line design. These elements echo the geometry of the case, creating a cohesive visual arrangement while supporting clear, intuitive time reading. The yellow dial and matching three-cell date window maintain a consistent appearance, allowing the hands and hour markers to remain the primary focus.\n\u003c\/p\u003e\n\n\u003cp\u003e\nUnlike the more understated black, white and dark green models in the 2500 Series, the yellow GAC-2500-9A makes colour a defining feature. Its vibrant finish creates a distinctive contrast against darker clothing and equipment, making it an appealing choice for users who prefer a watch with a stronger visual identity.\n\u003c\/p\u003e\n\n\u003ch6\u003eInnovative Analogue Timekeeping\u003c\/h6\u003e\n\n\u003cp\u003e\nThe GAC-2500-9A takes a distinctive approach to timekeeping by focusing on the clarity and simplicity of an analogue display. Rather than incorporating a conventional digital LCD, Casio has developed a carefully engineered combination of hands, subdials and multifunction display elements to communicate essential information.\n\u003c\/p\u003e\n\n\u003cp\u003e\nIts distinctive two-eye dial arrangement features a dedicated small seconds subdial positioned at 9 o'clock and the innovative Multi-Mission Date display at 3 o'clock. This balanced layout provides practical functionality while preserving the clean appearance of the main dial.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe central hour and minute hands offer straightforward time reading, while the small seconds subdial provides a separate indication of passing seconds. A subtle Shock Resist motif appears on the tail of the small seconds hand, referencing G-SHOCK's origins and its long-standing commitment to durable watchmaking.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe result is a watch that combines the familiar appeal of traditional analogue timekeeping with the advanced engineering and functionality expected from a modern G-SHOCK.\n\u003c\/p\u003e\n\n\u003ch6\u003eMagnetic Shock Release Hand Technology\u003c\/h6\u003e\n\n\u003cp\u003e\nOne of the defining innovations of the GAC-2500-9A is Casio's magnetic Shock Release Hand technology. Developed to enhance the durability of the analogue movement, this system uses magnetic force to secure the minute hand rather than relying on a conventional direct attachment to the movement shaft.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe magnetic holding structure allows the minute hand to absorb and dissipate energy generated by impacts and vibration, helping protect the internal movement against shocks encountered during active use. This innovative approach supports G-SHOCK's established reputation for toughness while allowing greater flexibility in the design of the watch hands.\n\u003c\/p\u003e\n\n\u003cp\u003e\nBecause the minute hand is magnetically secured, it may temporarily move or vibrate following a significant impact. This is a normal characteristic of the system, and the hand is designed to return to its correct position within a few minutes.\n\u003c\/p\u003e\n\n\u003cp\u003e\nCombined with the watch's shock-resistant case construction, this technology demonstrates how Casio continues to develop new solutions that improve the resilience of traditional analogue timepieces.\n\u003c\/p\u003e\n\n\u003ch6\u003eMulti-Mission Date Display\u003c\/h6\u003e\n\n\u003cp\u003e\nThe GAC-2500-9A incorporates Casio's innovative Multi-Mission Date system, a multifunction display developed specifically for the 2500 Series. Positioned at 3 o'clock, the distinctive three-cell window provides more functionality than a conventional date display while maintaining the watch's minimalist appearance.\n\u003c\/p\u003e\n\n\u003cp\u003e\nDuring normal timekeeping, the window provides a convenient date indication. When other functions are selected, the display can communicate operating modes and stopwatch information through its specially engineered mechanism.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe date window is colour-matched to the yellow dial to minimise unnecessary contrast and maintain focus on the primary hour and minute hands. This considered approach allows the watch to provide useful information without introducing the visual complexity associated with more conventional multifunction displays.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe Multi-Mission Date system also supports a full auto calendar programmed through to 2099. Once correctly configured, the calendar automatically accounts for different month lengths and leap years, reducing the need for manual date adjustments.\n\u003c\/p\u003e\n\n\u003ch6\u003eG-SHOCK Shock Resistance\u003c\/h6\u003e\n\n\u003cp\u003e\nThe GAC-2500-9A retains the dependable shock-resistant construction that has defined G-SHOCK since the introduction of the original DW-5000C in 1983. Its protective resin case and bezel are engineered to help safeguard the internal movement against impacts and vibration during everyday activities.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe lightweight case structure provides an effective balance between durability and comfort, while the flexible bio-based resin strap offers a secure fit during extended periods of wear. Mineral glass protects the dial against the wear associated with regular use.\n\u003c\/p\u003e\n\n\u003cp\u003e\nAt just 47 g, the GAC-2500-9A provides the toughness associated with G-SHOCK without the bulk of larger sports watches. Its compact dimensions make it particularly comfortable for users who prefer a streamlined watch that remains practical during work, travel and outdoor activities.\n\u003c\/p\u003e\n\n\u003ch6\u003e200-Metre Water Resistance\u003c\/h6\u003e\n\n\u003cp\u003e\nWith 200-metre water resistance, the GAC-2500-9A provides dependable protection against water exposure during swimming, wet weather and recreational water-based activities. This substantial level of resistance makes it a versatile choice for users who regularly encounter challenging outdoor conditions.\n\u003c\/p\u003e\n\n\u003cp\u003e\nCombined with G-SHOCK's shock-resistant construction, the water-resistant design offers practicality across a wide range of environments. From everyday commuting and travel to outdoor recreation and physically demanding work, the GAC-2500-9A is designed to deliver reliable timekeeping when exposed to the elements.\n\u003c\/p\u003e\n\n\u003ch6\u003eAmber LED Illumination \u0026amp; Neobrite\u003c\/h6\u003e\n\n\u003cp\u003e\nThe GAC-2500-9A features an amber LED light designed to improve dial visibility in low-light conditions. The integrated illumination system provides a convenient way to check the time after dark, while the afterglow function extends visibility briefly after activation.\n\u003c\/p\u003e\n\n\u003cp\u003e\nNeobrite luminous coating provides an additional means of reading the time in darkness following exposure to light. Together, these features help maintain the practicality of the analogue display during evening activities, travel and use in poorly illuminated environments.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe warm amber illumination complements the vibrant yellow design, providing practical functionality while maintaining the distinctive appearance of the GAC-2500-9A.\n\u003c\/p\u003e\n\n\u003ch6\u003eWatch Features \u0026amp; Functions\u003c\/h6\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalogue Timekeeping:\u003c\/strong\u003e Central hour and minute hands, with the minute hand advancing every 20 seconds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmall Seconds Subdial:\u003c\/strong\u003e Dedicated seconds indication positioned at 9 o'clock, featuring the G-SHOCK Shock Resist motif.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Mission Date:\u003c\/strong\u003e Multifunction three-cell display providing date information, operating modes and stopwatch indications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStopwatch:\u003c\/strong\u003e 1-second elapsed-time measurement with an approximately 30-minute measuring capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull Auto Calendar:\u003c\/strong\u003e Automatically adjusts the date through to 2099, including different month lengths and leap years.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShock Release Hand:\u003c\/strong\u003e Magnetically secured minute hand designed to absorb and dissipate impacts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHand Shift:\u003c\/strong\u003e Temporarily moves the hands to provide an unobstructed view of the in-dial display.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeconds-Hand Sleep:\u003c\/strong\u003e Allows the small seconds hand to be stopped when not required, helping reduce power consumption.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED Light:\u003c\/strong\u003e Amber illumination with afterglow for improved visibility in darkness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeobrite:\u003c\/strong\u003e Luminous coating to assist analogue time reading in low-light conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuartz Accuracy:\u003c\/strong\u003e Approximately ±15 seconds per month under normal operating conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eBattery-Saving Seconds-Hand Sleep Function\u003c\/h6\u003e\n\n\u003cp\u003e\nThe GAC-2500-9A incorporates a practical seconds-hand sleep function designed to help conserve battery power. When continuous seconds indication is not required, the wearer can stop the dedicated small seconds hand, reducing the energy consumed by the movement.\n\u003c\/p\u003e\n\n\u003cp\u003e\nUnder normal operating conditions, the CR1025 battery provides approximately two years of operation. The seconds-hand sleep function offers an additional way to manage power consumption, making the watch particularly convenient for users who prefer dependable, low-maintenance equipment.\n\u003c\/p\u003e\n\n\u003cp\u003e\nUnlike smartwatches and rechargeable devices, the GAC-2500-9A does not require regular charging, smartphone connectivity or software updates. Its conventional quartz movement delivers reliable timekeeping with straightforward operation and minimal user intervention.\n\u003c\/p\u003e\n\n\u003ch6\u003eLightweight Bio-Based Resin Construction\u003c\/h6\u003e\n\n\u003cp\u003e\nThe GAC-2500-9A incorporates bio-based resin materials in its case, bezel and strap. Derived partly from renewable organic resources, these materials provide an alternative to conventional petroleum-derived plastics while maintaining the flexibility and durability required for everyday watch construction.\n\u003c\/p\u003e\n\n\u003cp\u003e\nMeasuring 46.7 × 44.5 × 12.7 mm and weighing just 47 g, the watch offers a comfortable balance between robust construction and compact proportions. Its flexible resin strap accommodates wrist sizes from 145 to 215 mm, providing a secure fit for a wide range of users.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe lightweight design makes the GAC-2500-9A particularly suitable for prolonged wear, while its distinctive yellow finish provides a bold alternative to more traditional dark-coloured G-SHOCK watches.\n\u003c\/p\u003e\n\n\u003ch6\u003eWhy Choose the Casio G-SHOCK GAC-2500-9A?\u003c\/h6\u003e\n\n\u003cp\u003e\nThe GAC-2500-9A combines the enduring appeal of G-SHOCK's original octagonal design with a bold, contemporary approach to analogue timekeeping. Its vibrant yellow colour scheme, carefully proportioned case and innovative two-eye dial create a distinctive appearance that highlights the engineering and design details of the 2500 Series.\n\u003c\/p\u003e\n\n\u003cp\u003e\nBeyond its styling, the watch introduces advanced features including a magnetic Shock Release Hand, multifunction Multi-Mission Date display and battery-saving seconds-hand sleep function. With shock-resistant construction, 200-metre water resistance, amber LED illumination and lightweight bio-based resin materials, the GAC-2500-9A delivers an excellent balance of durability, comfort and practical functionality.\n\u003c\/p\u003e\n\n\u003cp\u003e\nFor anyone seeking a distinctive G-SHOCK with bold styling, intuitive analogue readability and the dependable performance associated with the brand, the GAC-2500-9A offers a compelling combination of innovative engineering and everyday versatility.\n\u003c\/p\u003e\n\n\u003ch6\u003eAuthorised Casio Retailer\u003c\/h6\u003e\n\n\u003cp\u003e\nTacTree is an authorised Casio UK retailer. All Casio watches supplied are 100% genuine, brand new and sourced through approved UK distribution channels. Orders are supplied with official Casio packaging and manufacturer documentation for complete authenticity and peace of mind.\n\u003c\/p\u003e\n","brand":"Casio","offers":[{"title":"Default Title","offer_id":57737379545463,"sku":"PE9547 YEL","price":110.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/0860\/9010\/files\/casio-g-shock-2500-series-two-eye-analogue-watch-gac-2500-9aer-1.webp?v=1794407717","url":"https:\/\/tactree.co.uk\/products\/casio-g-shock-2500-series-two-eye-analogue-watch-gac-2500-9aer","provider":"TacTree","version":"1.0","type":"link"}