Seiko Cal. 6637 - 370

This Spring Drive model from 1997 features a 34mm Titanium case. It features a Cream dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-343563c54abf]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1997

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