Seiko Cal. 7188 - 315

This Quartz model from 1973 features a 37mm Hardlex-Coated Steel case. Powered by the 7188 caliber with 23j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-cdd4fe8d8770]

Also known as: Sportsmatic, Crown

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

White

Jewels

23j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1973

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