Seiko Cal. 3810 - 635

This Hand-Winding model from 1982 features a 43mm Two-Tone case. It features a Burgundy dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-88b9102835b2]

Also known as: Sumo, Pogue

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1982

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