Seiko Cal. 6630 - 360

This Hand-Winding model from 1972 features a 44mm Stainless Steel case. With its 22mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-6f7800873e7b]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1972

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