Seiko Cal. 6691 - 372

The Seiko 6691-372 represents an important milestone in Seiko's 1982 lineup. It features a Green dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-03e166119b96]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1982

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