Case Material: Stainless steel. Duration: Approx. Screw case back. See-through case back. Unidirectional rotating bezel. Caliber Number: 4R36. LumiBrite: Lumibrite on hands and index(es). Other Specifications.
Black dial enhanced by luminous silver-tone hands. Silver-tone stainless steel case with a silver-tone stainless steel band. Automatic movement. 50 meters / 165 feet water resistance. Fixed bezel. Scratch Resistant Mineral crystal. Transparent See Through caseback. Fold Over with Push Button Release clasp. Pull / Push crown. Case size 42 mm. Band 22 mm x long. Seiko SNKP21J1 Seiko 5 Watch.
Seiko added a circuit board and battery hatch. Up for consideration is a 1978 Seiko 7548-700F. All original in great shape. The Seiko recently had gaskets and seals replaced, new battery, and new 2.5 fat spring bars.
Seiko added a circuit board and battery hatch. Up for consideration is a 1978 Seiko 7548-700F. All original in great shape. The Seiko recently had gaskets and seals replaced, new battery, and new 2.5 fat spring bars.
Seiko added a circuit board and battery hatch. Up for consideration is a 1978 Seiko 7548-700F. All original in great shape. The Seiko recently had gaskets and seals replaced, new battery, and new 2.5 fat spring bars.