Seiko Cal. 5646 - 612

The Seiko 5646-612 represents an important milestone in Seiko's 1980 lineup. Powered by the 5646 caliber with 33j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-6e959b7d7936]

Also known as: Navigator, Flighty

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1980

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