Seiko Cal. 6659 - 861

Released in 1973, the Cal. 6659 with design code 861 was part of Seiko's domestic market collection. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-0e9ed29ee3b9]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1973

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