Seiko Cal. 5687 - 935

The Seiko 5687-935 represents an important milestone in Seiko's 1970 lineup. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-6e70322a146d]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

31j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1970

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