Seiko Prospex Sea The Black Series LE 45 MM Automatic Black IP Watch SPB433J1

Caliber Number: 6R35 Movement Type: Automatic with manual winding Precision: +25 to -15 seconds per day Power reserve: Approx. 70 hours Jewels: 24 Stop second hand function Date display Case Material: Stainless steel (hard coating)with ceramic bezel Case Size Thickness:13.4mm Diameter:45.0mm Lug-to-lug:52.6mm Crystal: 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 Weight: 190.0g LIMITED EDITION on the case back (Limited to 3500 pieces) Serial number engraved on the case back Unidirectional rotating bezel Screw-down crown Three-fold clasp with secure lock and extender Screw case back