Seiko SEIKO5 Sports Mechanical Distribution Limited Model SRPJ45K1 Time Sonar Blue Automatic Manual Winding SKX Sports Style [Item]

Welcome to Toward the Future. We ship authentic products from Japan. Please enjoy shopping with peace of mind! I am sure you will find a great watch. Thank you. Movement Caliber No.: 4R36 Drive system: Mechanical self-winding (with manual winding) Accuracy: +45 seconds to -35 seconds per day Driving period: Approximately 41 hours at maximum winding Count of jewels: 24 jewels Functions: Second hand stop function, calendar (date and day of the week) function Case/Band Case material: Stainless steel Back cover: Stainless steel and glass Case size: Length: 46 x Width: 42.5 x Thickness: 13.4 mm Glass material: Hardlex Lumibrite: Yes (hands and indexes) Watch specifications Water resistance: Reinforced waterproof for daily life (10 ATM) Magnetic resistance: Yes Other features: See-through back, screw back, see-through case back