Seiko Cal. 5660 - 782

The Seiko 5660-782 represents an important milestone in Seiko's 1977 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-d5ce45ab9462]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1977

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