Seiko Cal. 6643 - 982

The Seiko 6643-982 represents an important milestone in Seiko's 1966 lineup. Powered by the 6643 caliber with 18j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-f6bc017304f9]

Also known as: Turtle

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1966

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