Seiko Cal. 6681 - 677

The Seiko 6681-677 represents an important milestone in Seiko's 1987 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-9e3a7f50d8f3]

Also known as: Navigator, Sea Horse

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1987

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