Seiko Cal. 3865 - 141

This Solar model from 1966 features a 39mm PVD Black case. Powered by the 3865 caliber with 26j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-376b3e59240d]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1966

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