Seiko Cal. 0766 - 397

The Seiko 0766-397 represents an important milestone in Seiko's 1985 lineup. Powered by the 0766 caliber with 18j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-4e5d27e81772]

Also known as: Tuna, Silverwave

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1985

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