Seiko Cal. 4443 - 850

The Seiko 4443-850 represents an important milestone in Seiko's 1980 lineup. Powered by the 4443 caliber with 20j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-ce1b196414ba]

Also known as: Shogun, Silverwave

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1980

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