Seiko Cal. 5694 - 628

This Hand-Winding model from 1974 features a 40mm PVD Black case. Powered by the 5694 caliber with 31j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-eb2f01c6182f]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1974

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