Seiko Cal. 6644 - 479

This Hand-Winding model from 1975 features a 43mm Titanium case. Powered by the 6644 caliber with 18j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-7c183dfde750]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

18j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1975

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