Seiko Cal. 6686 - 371

The Seiko 6686-371 represents an important milestone in Seiko's 1976 lineup. It features a Black dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-7293bb67386b]

Also known as: Pogue, Sportsmatic

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1976

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