Seiko Cal. 4420 - 692

The Seiko 4420-692 represents an important milestone in Seiko's 1999 lineup. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-c7c1c19dfdeb]

Also known as: Sumo, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1999

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