Seiko Cal. 6643 - 844

This Kinetic model from 1969 features a 44mm Two-Tone case. Powered by the 6643 caliber with 27j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-34573fafdde9]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1969

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