Seiko Cal. 7166 - 564

The Seiko 7166-564 represents an important milestone in Seiko's 1972 lineup. Powered by the 7166 caliber with 31j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-d4e5935a9d3f]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Champagne

Jewels

31j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1972

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