Seiko Cal. 6674 - 342

The Seiko 6674-342 represents an important milestone in Seiko's 1968 lineup. Powered by the 6674 caliber with 30j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-511742a9f97e]

Also known as: Crown, Emperor

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1968

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