Seiko Cal. 7188 - 805

This Automatic model from 1975 features a 44mm PVD Black case. Powered by the 7188 caliber with 31j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-cb8b38c41e4e]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1975

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