Seiko Cal. 6630 - 607

This Spring Drive model from 1985 features a 41mm Stainless Steel case. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-d02dc13ad39f]

Also known as: Monster, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1985

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