Seiko Cal. 7157 - 588

This Hand-Winding model from 1972 features a 34mm Hardlex-Coated Steel case. Powered by the 7157 caliber with 33j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-4e195e3b9474]

Also known as: Silverwave, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1972

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