Seiko Cal. 3866 - 574

This Hand-Winding model from 1969 features a 39mm Two-Tone case. Powered by the 3866 caliber with 33j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-4708a3fae362]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1969

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