Seiko Cal. 6635 - 156

Seiko 6635-156

This Hand-Winding model from 1987 features a 45mm Hardlex-Coated Steel case. Powered by the 6635 caliber with 19j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-f45abf268265]

Also known as: Sumo, Bellmatic

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
12.3mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
Cream
Jewels
19j
Frequency
21,600 bph
Power Reserve
62 hours
Year
1987

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seikata-wm-f45abf268265