Tudor 91210N-0001 North Flag COSC Stainless Steel // Pre-Owned Frederique Constant Battery: SR726SW x 2

Battery: SR726SW x 2

more compact construction

Movement: Battery (quartz)

Case: 316L stainless steel

Box-shaped crystal

Tudor 91210N-0001 North Flag COSC Stainless Steel // Pre-Owned Frederique Constant Battery: SR726SW x 2Condition: Excellent Case 40 mm steel case with satin finish, open back with sapphire crystal Movement Manufacture Calibre MT5621 (COSC) Self winding mechanical movement with bidirectional rotor system Power Reserve Power reserve of approximately 70 hours Winding Crown Steel winding crown with TUDOR logo in relief Waterproofness Waterproof to 100 m (330 ft) Bezel Double bezel in steel and matt black ceramic Dial Black Power reserve disc at 9 o'clock