Seiko Cal. 3863 - 438

The 3863-438 is a sought-after Solar piece from Seiko's golden era. Powered by the 3863 caliber with 18j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-99132e615e1b]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1971

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