Seiko Cal. 0766 - 391

This Spring Drive model from 1966 features a 46mm Stainless Steel case. It features a Black dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-d4eca6782f08]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1966

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