Seiko Cal. 3865 - 660

This Spring Drive model from 1972 features a 34mm Two-Tone case. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-5730aaac56f0]

Also known as: Samurai, Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1972

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