Seiko Cal. 6644 - 604

This Hand-Winding model from 1968 features a 34mm Gold-Plated case. Powered by the 6644 caliber with 27j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-98913a58b93f]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1968

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