Seiko Cal. 6667 - 727

The Seiko 6667-727 represents an important milestone in Seiko's 1968 lineup. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-3a27fefa4287]

Also known as: UFO, Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1968

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