WR: 5 ATM - Case: 41 mm - Gender: Men - Case Material: Stainless Steel - Strap Material: SS Bracelet - Functions: Only Time - Glass: Mineral - Product Type: Wristwatch - Product Description: The Seiko Presage SSA425J1 is a distinguished men's automatic watch that artfully combines vintage aesthetics with modern craftsmanship. Part of Seiko's esteemed Presage collection, this timepiece features an open-heart design, allowing a glimpse into its intricate movement, and is inspired by the style of the 1960s. Key Features: Movement: Caliber: 4R39 Automatic with manual winding capabilityPower Reserve: Approximately 41 hoursJewels: 24 Case: Material: Stainless steelDiameter: 40.8mmThickness: 12.8mmLug-to-Lug: 47.0mmCrystal: Box-shaped HardlexCase Back: Screw-down see-through case backSpecificationValueWR5 ATMCase41 mmGenderMenCase MaterialStainless SteelStrap MaterialSS BraceletFunctionsOnly TimeGlassMineralProduct TypeWristwatchPackagingOfficial Box