Seiko Cal. 6661 - 594

The Seiko 6661-594 represents an important milestone in Seiko's 1985 lineup. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-0fd9e663762a]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1985

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