Seiko Cal. 3881 - 688

This Spring Drive model from 1970 features a 44mm Gold-Plated case. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-0e5181193c74]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1970

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