Seiko Cal. 4427 - 586

The 4427-586 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4427 caliber with 30j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-dc6063c08f03]

Also known as: Samurai, Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1976

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