Seiko Cal. 6643 - 806

The 6643-806 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6643 caliber with 28j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-3ba8a7d54db7]

Also known as: Golden Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1992

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