• Sapphire Glass with non-reflective coating
• 50-meter water resistance
• Case / bezel material: Stainless steel
• One-touch 3-fold Clasp
• Genuine Leather Band

• Illumination Index (Black light LED) Afterglow
• Regular timekeepingAnalog: 3 hands (hour, minute, second), 3 dials (date, day, 24-hour)
• Accuracy: ±20

• Sapphire Glass with non-reflective coating
• 50-meter water resistance
• Case / bezel material: Stainless steel
• One-touch 3-fold Clasp
• Genuine Leather Band

• Illumination Index (Black light LED) Afterglow
• Regular timekeepingAnalog: 3 hands (hour, minute, second), 3 dials (date, day, 24-hour)
• Accuracy: ±20 seconds per month
• Approx. battery life: 3 years on SR621SW (Analog)3 years on CR1616 (Light 9 [sec/day])

Size of case: 39 × 34.1 × 10.8 mm

Total weight: 56 g