Seiko Cal. 6630 - 122

The Seiko 6630-122 represents an important milestone in Seiko's 1990 lineup. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-c4f52641d85b]

Also known as: Helmet, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1990

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