Seiko Cal. 3859 - 150

This Spring Drive model from 1980 features a 46mm Titanium case. Powered by the 3859 caliber with 25j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-4b0fc1c1d76b]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1980

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