Seiko Cal. 0766 - 556

The Seiko 0766-556 represents an important milestone in Seiko's 1984 lineup. Powered by the 0766 caliber with 35j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-4f20ec81d53a]

Also known as: Turtle, Arnie

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1984

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