Seiko Cal. 6641 - 568

The Seiko 6641-568 represents an important milestone in Seiko's 1983 lineup. Powered by the 6641 caliber with 25j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-2aeaa0bbfc29]

Also known as: Monster, Emperor

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1983

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