Seiko Cal. 4427 - 997

Released in 1972, the Cal. 4427 with design code 997 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-4d59619dffbb]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Burgundy

Jewels

17j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1972

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