Seiko Cal. 3863 - 859

The 3863-859 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3863 caliber with 21j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-52d3ee6fb0d8]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1975

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