Seiko Cal. 6630 - 748

The Seiko 6630-748 represents an important milestone in Seiko's 1994 lineup. Powered by the 6630 caliber with 34j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-a01d7ddd0792]

Also known as: Sea Horse, Crown

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1994

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