Seiko Cal. 5673 - 387

This Spring Drive model from 1978 features a 37mm PVD Black case. Powered by the 5673 caliber with 33j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-89f97d59b7c7]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Champagne

Jewels

33j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1978

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