Seiko Cal. 3891 - 165

This Automatic model from 1968 features a 36mm Titanium case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-dfe181df2b7f]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1968

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