Seiko Cal. 3866 - 275

The 3866-275 is a sought-after Solar piece from Seiko's golden era. Powered by the 3866 caliber with 25j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-7734da9bf1f1]

Also known as: Shogun, UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Cream

Jewels

25j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1990

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