WR: 5 ATM - Case: 41 mm - Gender: Men - Case Material: Stainless Steel - Strap Material: SS Bracelet - Functions: Only Time - Glass: Mineral - Product Type: Wristwatch - Packaging: Official Box - 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 capability Power Reserve: Approximately 41 hours Jewels: 24 Case: Material: Stainless steel Diameter: 40.8mm Thickness: 12.8mm Lug-to-Lug: 47.0mm Crystal: Box-shaped Hardlex Case Back: Screw-down see-through case back Specification Value WR 5 ATM Case 41 mm Gender Men Case Material Stainless Steel Strap Material SS Bracelet Functions Only Time Glass