Seiko Cal. 6644 - 146

This Hand-Winding model from 1965 features a 43mm Two-Tone case. Powered by the 6644 caliber with 19j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-dd77456690ab]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Champagne

Jewels

19j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1965

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