Seiko Cal. 5687 - 406

This Hand-Winding model from 1984 features a 35mm PVD Black case. It features a Black dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-2c2915a4c72b]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1984

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