Seiko Cal. 5664 - 700

This Spring Drive model from 1972 features a 38mm Two-Tone case. Powered by the 5664 caliber with 21j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-d8059438904f]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1972

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