Seiko Cal. 7166 - 274

This Spring Drive model from 1991 features a 40mm Titanium case. Powered by the 7166 caliber with 28j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-9908336c98ab]

Also known as: Tuna, Pogue

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1991

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