Seiko Cal. 3873 - 444

This Automatic model from 1973 features a 35mm Hardlex-Coated Steel case. Powered by the 3873 caliber with 23j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-93358dbb27fc]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1973

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