Seiko Cal. 0739 - 686

This Automatic model from 1976 features a 44mm PVD Black case. Powered by the 0739 caliber with 28j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-12c9d6863f09]

Also known as: World Timer, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1976

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