Seiko Cal. 0734 - 639

This Spring Drive model from 1976 features a 39mm Hardlex-Coated Steel case. It features a White dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-228d0f4b6275]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

White

Jewels

24j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1976

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