Seiko Cal. 4421 - 666

Released in 1989, the Cal. 4421 with design code 666 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-23f8e9a8d029]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1989

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