Seiko Cal. 0728 - 675

This Automatic model from 1979 features a 40mm PVD Black case. Powered by the 0728 caliber with 27j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-961f7a006442]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1979

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