Seiko Cal. 7066 - 639

The Seiko 7066-639 represents an important milestone in Seiko's 1975 lineup. It features a Silver dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-89022031149c]

Also known as: Sumo, Flighty

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1975

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