SPB257 SPB257J SPB257J1 Seiko Prospex Black series Limited Edition Automatic Made In Japan Mens watch

Brand : SEIKO Model : SPB257 SPB257J SPB257J1 Movement 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 seconds hand function Date display Case/Band Case Material Stainless steel (hard coating) Case Size Thickness:13.2mmDiameter:42.7mmLug-to-lug:41.6mm Crystal Curved sapphire crystal Crystal Coating Anti-reflective coating on inner surface LumiBrite LumiBrite on hands, index(es) and bezel Band Material Polyester Distance between lugs 20 Other Details Water Resistance 200m / 660ft diver's Weight 106.0g Features LIMITED EDITION on the case back ( 5500pcs ) Serial number engraved on the case back Unidirectional rotating bezel Screw-down crown An additional silicone strap is included Screw case back