Seiko Cal. 6637 - 926

This Quartz model from 1981 features a 38mm Stainless Steel case. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-8e9d02ec3ae6]

Also known as: Silverwave, Emperor

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1981

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