Seiko Cal. 3860 - 666

The 3860-666 is a sought-after Hand-Winding piece from Seiko's golden era. With its 22mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-5e6d452a8c40]

Also known as: UFO, Rally

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1997

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