Casio watch for unisex AQ-230A-7DMQ

Dual timing • Stopwatch with 1/100 second accuracy • Display of day and date at the 6 o'clock position Basic information Case size (length × width × height): 38.8 × 29.8 × 8.1 mm Weight: 47 g Case and bezel material: Resin / chrome plated Strap: Stainless steel strap Buckle: Adjustable Water resistance: Water resistant Power source and battery life: Approximate battery life: 3 years on SR920W Exterior structure Glass: Resin glass Watch features World time Dual timing Stopwatch Stopwatch with 1/100 second accuracy Measurement capacity: 59'59.99" Measurement mode: Elapsed time Hourly alarm / hourly chime Automatic calendar (28 days for February) Accuracy: ±30 seconds per month