Seiko Cal. 6642 - 643

The Seiko 6642-643 represents an important milestone in Seiko's 1984 lineup. Powered by the 6642 caliber with 30j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-d592273632f0]

Also known as: Panda

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

30j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1984

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