Seiko Cal. 3813 - 224

This Hand-Winding model from 1973 features a 37mm Hardlex-Coated Steel case. Powered by the 3813 caliber with 23j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-3ccf2ebe2279]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

23j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1973

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