Seiko Cal. 6690 - 628

This Spring Drive model from 1997 features a 43mm Titanium case. It features a Silver dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-d86b87184849]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1997

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