Seiko Cal. 7190 - 157

This Spring Drive model from 1978 features a 42mm Gold-Plated case. Powered by the 7190 caliber with 21j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-c203bfe113a4]

Also known as: Bellmatic, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1978

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