The AE1700H1BVEF is a Casio Collection digital sports watch known for its retro-inspired design, 10-year battery life, and 100-meter water resistance. It features a black case and band. Key Features and Specifications The Casio AE1700H1BVEF is a reliable and feature-rich timepiece suitable for daily wear and sports activities. Key specifications, according to sources like the official Casio website and Holland Watch Group, include: Case Size: 54.9 × 47.3 × 14.3 mm (L× W× H). Weight: 60 g. Case/Bezel Material: Resin and Aluminium. Band Material: Black resin band with a buckle clasp. Water Resistance: 100-metre (10 bar), suitable for swimming. Power/Battery Life: Approximately 10 years on a single CR2032 battery. Glass: Resin glass (acrylic crystal). Movement: Quartz movement, Caliber 3580, with an accuracy of ±30 seconds per month. Light: LED backlight (amber) with selectable illumination duration (1.5 or 3 seconds). World Time: Dual time function for tracking two different time zones. Stopwatch: 1/100-second stopwatch with elapsed time, split time, and 1st-2nd place times. Timer: Countdown timer measuring in 1-minute or 1-hour increments, with auto-repeat function. Alarms: 3 independent multi-function alarms (2 one-time alarms and 1 snooze/one-time alarm). Calendar: Full auto-calendar up to the year 2099. Other features: 12/24-hour format, button operation tone on/off. AE1700H1BVEF