Seiko Cal. 3868 - 340

This Spring Drive model from 1992 features a 44mm Stainless Steel case. With its 22mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-daa7fc6ce75a]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Cream

Jewels

21j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1992

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