Casio watch for unisex AQ-230GG-2A

Water resistance • Stopwatch with 1/100 second accuracy • Combines standard analog and digital display Specifications Basic information Case size (length × width × height) 38.8 × 29.8 × 8.1 mm Weight 47 g Case and bezel material Case material / watch glass position: Resin / Black chrome-plated Strap Stainless steel strap Buckle Adjustable buckle Water resistance Water resistance Power source and battery life Approximate battery life: 3 years on SR920W Exterior case Glass Resin glass Surface treatment Gray ion-plated strap Watch features World time Dual time Stopwatch Stopwatch with 1/100 second accuracy Measurement capacity: 59'59.99" Measurement mode: Elapsed time Hourly alarm / Hourly time signal Daily alarm Hourly time signal Calendar Automatic calendar (28 days for February) Accuracy Accuracy: ±30 seconds per month For more: Casio watches