Seiko Cal. 5687 - 399

This Hand-Winding model from 1971 features a 41mm PVD Black case. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-616b739ef089]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1971

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