Seiko Cal. 5633 - 790

Seiko 5633-790

This Hand-Winding model from 1982 features a 38mm Hardlex-Coated Steel case. Powered by the 5633 caliber with 28j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-1b00a8172ff1]

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
10.5mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
180m
Dial Color
Burgundy
Jewels
28j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1982

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