Seiko Cal. 3833 - 635

Seiko 3833-635

This Hand-Winding model from 1971 features a 35mm Stainless Steel case. Powered by the 3833 caliber with 20j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-0e4245cfc756]

Also known as: Helmet

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
9.4mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
80m
Dial Color
White
Jewels
20j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1971

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seikata-wm-0e4245cfc756