Seiko Cal. 6334 - 413

This Hand-Winding model from 1981 features a 39mm Titanium case. With its 21mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-f10216dbb853]

Also known as: Sumo, Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1981

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