Seiko Cal. 6644 - 192

The Seiko 6644-192 represents an important milestone in Seiko's 1988 lineup. Powered by the 6644 caliber with 34j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-04e14215edba]

Also known as: Tuna, Pogue

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1988

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