Seiko Cal. 6642 - 570

The Seiko 6642-570 represents an important milestone in Seiko's 1984 lineup. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-a0e9a0d9a801]

Also known as: Sea Horse

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1984

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