Seiko Cal. 6668 - 493

The Seiko 6668-493 represents an important milestone in Seiko's 1978 lineup. Powered by the 6668 caliber with 20j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-13fa28bd7b31]

Also known as: Shogun, Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Champagne

Jewels

20j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1978

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