Seiko Cal. 7186 - 790

This Quartz model from 1970 features a 44mm PVD Black case. Powered by the 7186 caliber with 25j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-88fb0e68d6c6]

Also known as: Sumo, Bullhead

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1970

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