Seiko Cal. 0766 - 665

The Seiko 0766-665 represents an important milestone in Seiko's 1990 lineup. Powered by the 0766 caliber with 18j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-c21ddeb3c9c8]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1990

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