Casio Edifice EFV-640D-2AV

Case and bezel material: Stainless steel

Band: Stainless Steel Band | One-touch 3-fold Clasp

Water resistance: 100-meter water resistance

Power supply and battery life: Approx. battery life: 2 years on SR920SW

Glass: Mineral Glass

Stopwatch: 1/10-second stopwatch

Accuracy: ±20 seconds per month

Analog: 3 hands (hour, minute, second), 3 dials (stopwatch 1/10 seconds, stopwatch minutes, stopwatch seconds) | Date display

Compatible band size: 150 to 205mm

Case size (L× W× H): 47 × 44.3 × 10.8mm

Weight: 136g