Seiko Cal. 7197 - 637

The 7197-637 is a sought-after Solar piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-a7af95450b3b]

Also known as: Navigator

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1990

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