Seiko Cal. 6642 - 306

This Spring Drive model from 1988 features a 40mm Stainless Steel case. It features a Burgundy dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-77000710789a]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1988

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