·Mineral Glass

·Screw Lock Back

·Anti-reverse Bezel

·100-meter water resistance

·Case / bezel material: Stainless

·Mineral Glass

·Screw Lock Back

·Anti-reverse Bezel

·100-meter water resistance

·Case / bezel material: Stainless steel

·Stainless Steel Band

·One-touch 3-fold Clasp

·Regular timekeeping Analog: 3 hands (hour, minute, second), 3 dials (date, day, 24-hour)

·Accuracy: ±20 seconds per month

·Approx. battery life: 3 years on SR621SW

·Size of case: 53 × 45.5 × 11.5 mm

·Total weight: 162 g