Seiko Cal. 4427 - 578

The 4427-578 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4427 caliber with 26j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-ecd1f5c05a01]

Also known as: Bullhead, Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1998

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