Seiko Cal. 5666 - 783

The Seiko 5666-783 represents an important milestone in Seiko's 1966 lineup. It features a White dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-7af950cab83c]

Also known as: Sumo, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1966

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