Seiko Cal. 3888 - 835

This Hand-Winding model from 1965 features a 36mm Hardlex-Coated Steel case. With its 18mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-8f7e291d9635]

Also known as: Sumo, Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1965

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