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A German 20k gold and labradorite cabochon hoop brooch. - image-1

A German 20k gold and labradorite cabochon hoop brooch. - image-2

A German 20k gold and labradorite cabochon hoop brooch.

Uneven ring design with curved structure, centrally set with a labradorite cabochon of 5.74 ct (c. 22.37 x 6.75 x 4.69 mm) Hallmarks on plaquette: Fineness 900, maker's mark "PGH". 3.1 x 3.5 cm. Weight 14.69 g.
Paul Günter Hartkopf, Düsseldorf, c. 1970.

Certificate

Material information according to the original invoice.

Provenance

Acquired from the goldsmith's studio in 1970.

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Lot 594 Dα

A German 20k gold and labradorite cabochon hoop brooch.

Certificate

Provenance