1965 Heritage Diver's Watch

Caliber Number: 6L37
Movement Type: Automatic with manual winding
Precision: +15 to -10 seconds per day
Power reserve: Approx. 45 hours
Jewels: 26
Functions:
- 28,800 vibrations per hour (9 beats per second)
- Stop second hand function

Case Material: Stainless steel
Case Size
- Thickness: 12.3mm
- Diameter: 39.5mm
- Lug-to-lug: 47.2mm

Crystal: Box shaped sapphire crystal
Crystal Coating: Anti-reflective coating on inner surface
LumiBrite: LumiBrite on hands, index(es) and bezel
Clasp: Three-fold clasp with secure lock , push button release with extender
Distance between lugs: 20

Water Resistance: 200m / 660ft diver's
Magnetic Resistance: 4,800 A/m
Features:
- Unidirectional rotating bezel
- Screw-down crown
Three-fold clasp with secure lock
See-through & Screw case back