Seiko Cal. 6644 - 473

This Solar model from 1980 features a 35mm Two-Tone case. Powered by the 6644 caliber with 20j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-fbdd54fa0d33]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1980

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