Seiko Cal. 6687 - 559

The Seiko 6687-559 represents an important milestone in Seiko's 1965 lineup. It features a White dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-105ac8418113]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1965

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