Seiko Cal. 5664 - 939

The Seiko 5664-939 represents an important milestone in Seiko's 1988 lineup. Powered by the 5664 caliber with 34j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-abbc242c37be]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1988

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