Seiko Cal. 6667 - 539

The Seiko 6667-539 represents an important milestone in Seiko's 1989 lineup. Powered by the 6667 caliber with 26j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-529e77d94124]

Also known as: Helmet, Emperor

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1989

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