Seiko Cal. 7166 - 209

This Spring Drive model from 1965 features a 42mm Hardlex-Coated Steel case. Powered by the 7166 caliber with 18j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-75d88d51c5e9]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

18j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1965

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