Seiko Cal. 3896 - 645

This Automatic model from 1979 features a 39mm Titanium case. Powered by the 3896 caliber with 21j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-4d0578e8034e]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1979

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