Seiko Cal. 4442 - 600

The Seiko 4442-600 represents an important milestone in Seiko's 1992 lineup. Powered by the 4442 caliber with 21j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-c534f8ea31ae]

Also known as: Sumo, Rally

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1992

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