Seiko Cal. 4427 - 379

The 4427-379 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4427 caliber with 25j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-37bdf0993dd3]

Also known as: Pogue

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

25j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1982

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