Seiko Cal. 0730 - 435

This Spring Drive model from 1974 features a 34mm PVD Black case. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-c7655bf3df3e]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1974

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