Seiko Cal. 0728 - 470

This Spring Drive model from 1990 features a 41mm PVD Black case. Powered by the 0728 caliber with 31j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-3ca559e3e0bc]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1990

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