Seiko Cal. 5663 - 739

This Solar model from 1987 features a 36mm Stainless Steel case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-11f985e945e2]

Also known as: Navigator

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1987

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