Seiko Cal. 6635 - 630

This Hand-Winding model from 1981 features a 35mm Titanium case. With its 22mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-fd9b84852349]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1981

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