Seiko Cal. 6642 - 842

The 6642-842 is a sought-after Solar piece from Seiko's golden era. Powered by the 6642 caliber with 36j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-fdc32f7ac680]

Also known as: Rally

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Burgundy

Jewels

36j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1974

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