Seiko Cal. 3859 - 442

This Hand-Winding model from 1969 features a 37mm Hardlex-Coated Steel case. Powered by the 3859 caliber with 26j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-78f6d44178ee]

Also known as: Rally, Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1969

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