Seiko Cal. 6642 - 827

The Seiko 6642-827 represents an important milestone in Seiko's 1990 lineup. Powered by the 6642 caliber with 27j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-786c9b22e38f]

Also known as: Sea Horse, Flighty

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

27j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1990

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