Seiko Cal. 7179 - 722

This Spring Drive model from 1990 features a 40mm PVD Black case. With its 21mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-6935a950e3aa]

Also known as: Sumo, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1990

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