Seiko Cal. 7091 - 142

This Quartz model from 1978 features a 37mm PVD Black case. Powered by the 7091 caliber with 31j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-a7be2e36c960]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1978

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