Seiko Cal. 3827 - 878

This Solar model from 1970 features a 41mm PVD Black case. Powered by the 3827 caliber with 27j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-a15615e4cdf8]

Also known as: UFO, Arnie

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1970

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