Seiko Cal. 6642 - 960

The Seiko 6642-960 represents an important milestone in Seiko's 1971 lineup. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-e1db6c2c2582]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1971

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