Seiko Cal. 7112 - 139

This Quartz model from 1970 features a 40mm Stainless Steel case. Powered by the 7112 caliber with 25j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-6a676a396bbe]

Also known as: Sumo, Crown

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1970

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