Seiko Cal. 7180 - 587

This Quartz model from 1966 features a 42mm Stainless Steel case. Powered by the 7180 caliber with 23j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-bfab54460b7b]

Also known as: Sumo, UFO

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1966

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