Seiko Cal. 6665 - 681

The Seiko 6665-681 represents an important milestone in Seiko's 1991 lineup. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-ffb07cec6447]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1991

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