Seiko Cal. 6642 - 841

The Seiko 6642-841 represents an important milestone in Seiko's 1976 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-b38d4815e3a7]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1976

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