Seiko Cal. 6662 - 866

The Seiko 6662-866 represents an important milestone in Seiko's 1971 lineup. Powered by the 6662 caliber with 30j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-b35294a65c83]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Champagne

Jewels

30j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1971

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