Seiko Cal. 6644 - 192

The Seiko 6644-192 represents an important milestone in Seiko's 1976 lineup. Powered by the 6644 caliber with 26j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-972f546d8ae8]

Also known as: Rally, Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Cream

Jewels

26j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1976

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