Seiko Cal. 3866 - 647

The 3866-647 is a sought-after Kinetic piece from Seiko's golden era. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-2ccdeb4e678d]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1974

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