Seiko Cal. 4427 - 356

The Seiko 4427-356 represents an important milestone in Seiko's 1980 lineup. It features a Black dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-b64f5029e9ef]

Also known as: Turtle, Goldfeather

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1980

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