Seiko Cal. 3835 - 646

This Spring Drive model from 1984 features a 38mm Two-Tone case. Powered by the 3835 caliber with 19j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-cbdc303c1234]

Also known as: Sumo, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1984

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