Seiko Prospex 1970 Diver's Modern Re-interpretation Save the Ocean Special Edition Stainless Steel Automatic With Manual Winding 42.7mm SPB301

Case Material: Stainless steel
Case Size: Thickness:13.2mm Diameter:42.7mm Lug-to-lug:46.4mm
Crystal: Curved 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
Caliber Number: 6R35
Movement Type: Automatic with manual winding
Precision: 25 to -15 seconds per day
Power reserve: Approx. 70 hours
Jewels; 24
Functions; Stop second hand function, Date display
Water Resistance: 200m / 660ft diver's
Weight: 180.0g
Features: SPECIAL EDITION on the case back, Unidirectional rotating bezel, Screw-down crown, Three-fold clasp with secure lock, Screw case back