Seiko Cal. 6630 - 353

The Seiko 6630-353 represents an important milestone in Seiko's 1982 lineup. With its 22mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-027af30f0701]

Also known as: Bullhead, Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1982

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