SPB291J1

Caliber Number: 6R31
Movement Type: Automatic with manual winding
Precision: +25 to -15 seconds per day
Power reserve: Approx. 70 hours
Jewels: 24
Functions:

• Stop seconds hand function

Case Material: Stainless steel
Case Size:

• Thickness:12.1mm
• Diameter:37.0mm
• Lug-to-lug:43.6mm

Crystal: Box shaped sapphire crystal
Crystal Coating: Anti-reflective coating on inner surface
Clasp: Deployment clasp with push button release
Distance between lugs: 19

Water Resistance: 10 bar
Weight: 129.0
Features:

• SPECIAL EDITION on the case back
• Screw case back