Caliber Number: 6R31

Movement Type: Automatic with manual winding

Precision: +25 to -15 seconds per day

Power Reserve: Approx. 70 hours

Jewels: 24

Case/Band

Case Material: Stainless steel

Case Size

Case Thickness: 12.1mm

Case Diameter: 34.3mm

Lug-to-lug: 42.5mm

Crystal: Dual-curved sapphire crystal

Crystal Coating: Anti-reflective coating on inner surface

Band Material: Calfskin

Clasp: Three-fold clasp with push button release

Distance between Lugs: 15

Other Details

Water Resistance: 5 bar

Weight: 61.0g

Case Back: Screw case back

Dial: Enamel dial

Case Back: Screw case back

Functions: Stop seconds hand function