Seiko Cal. 6687 - 710

The Seiko 6687-710 represents an important milestone in Seiko's 1991 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-ddb7b3577289]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1991

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