Seiko Cal. 0757 - 666

The Seiko 0757-666 represents an important milestone in Seiko's 1965 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-0ee2debec2b1]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1965

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