Seiko Cal. 6687 - 799

The Seiko 6687-799 represents an important milestone in Seiko's 1981 lineup. It features a Green dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-4105c46a6e1d]

Also known as: Sea Horse, Flighty

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1981

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