Seiko Cal. 6326 - 637

This Hand-Winding model from 1980 features a 37mm Titanium case. With its 22mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-4742f927b22f]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1980

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