Seiko Cal. 4586 - 642

The 4586-642 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4586 caliber with 29j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-721e8eea2320]

Also known as: UFO, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1977

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