Seiko Cal. 0763 - 431

This Spring Drive model from 1981 features a 42mm Stainless Steel case. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-539c9f639da1]

Also known as: Navigator, Crown

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1981

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