Seiko Cal. 7157 - 541

This Spring Drive model from 1970 features a 39mm Stainless Steel case. Powered by the 7157 caliber with 17j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-9670196be173]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1970

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