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Onyx brooch with diamonds
Onyx brooch with diamonds Onyx brooch with diamonds outside Onyx brooch with diamonds for sale Onyx brooch with diamonds UK 1930s Onyx brooch with diamonds Onyx brooch with diamonds reverse Onyx brooch with diamonds pin open Onyx brooch with diamonds size Onyx brooch with diamonds grading Onyx brooch with diamonds wearing

0.57ct Diamond and Black Onyx, 15ct Yellow Gold Brooch - Art Deco - Circa 1930

£1,645.00

A fine and impressive antique Art Deco style black onyx brooch in 15 carat yellow gold, platinum set with 0.57 carat (total) diamonds; part of our antique onyx jewelry collections

SKU A3159

This stunning original antique black onyx brooch with diamonds has been crafted in 15ct yellow gold with a platinum setting.


The elliptical, softly scalloped, pierced decorated Art Deco style design displays a feature Old European round cut diamond, encircled by twelve Dutch cut diamonds, held relief to an octagonal, millegrain decorated design set to the centre of a simple oval black onyx panel.


The outer geometric, pierced and millegrain decorated border of this impressive Art Deco style brooch is embellished with a further twenty-six old Dutch cut diamonds.


This stunning 1930's brooch is supplied with an IDGL diamond grading report card.


This antique brooch has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as 14ct gold.


Images do not always reflect the true colour and brilliance of gemstones and diamonds. The video however provides a truer representation of the actual colour and showcases each stone.


This stunning original antique brooch is fine quality, set with impressive natural black onyx and very high colour graded old cut diamonds.

The brooch is in excellent condition and an excellent gauge of gold.


Reflections in photographs may detract from the true representation of this impressive example of antique jewellery.


Colour (average grades) I

Clarity (average grades) SI2

Cut Old European round/Dutch

Content (total) 0.57 carat


Length of setting 4.3cm/1.68"

Width across setting 2.17cm/0.85"

Maximum height of setting 7.8mm/0.30"


9.75 grams


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International Federation of Art and Antique Dealer Associations CINOA
LAPADA THE ASSOCIATION OF ART & ANTIQUES DEALERS
National Association of Jewellery UK's trade association NAJ