Seiko Cal. 0721 - 218

This Spring Drive model from 1974 features a 34mm Gold-Plated case. It features a Navy dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-a106b2ebd748]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1974

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