Seiko Cal. 4427 - 406

Released in 1972, the Cal. 4427 with design code 406 was part of Seiko's domestic market collection. It features a White dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-2f259f9a2a30]

Also known as: Goldfeather

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1972

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