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Gold Opal Brooch
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0.62ct Opal and Diamond, 15ct Yellow Gold Bar Brooch - Antique Circa 1910


A fine antique 0.62 carat opal and 0.06 carat diamond, 15 carat yellow gold, platinum set bar brooch; part of the antique jewellery / estate jewelry collections

SKU A5417

This antique opal brooch has been crafted in 15ct yellow gold with a platinum setting.

This impressive bar brooch features a central millegrain decorated collet set 0.62ct cabochon cut opal.

The feature gemstone is flanked to either side with a collet set Old European round cut diamond, totalling 0.06ct.

This fine example of antique jewellery secures to the reverse with a hinged pin and hallmarked clip style fastening.

The clasp is hallmarked with the 15ct gold mark (15ct) and this impressive brooch has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as 15ct gold and platinum.

The gold opal brooch is supplied with an IDGL diamond and gemstone grading report card.

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.

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This brooch is very good quality, set with an impressive opal displaying a scintillating play of colour.

The high colour graded diamonds display a fine white colour and brilliance.

The brooch is a very good gauge of gold and platinum and is in very good condition, with a clear hallmark to the clasp.

Reflections in photographs may detract from the true representation of this fine example of antique jewellery/estate jewelry.

Cut Cabochon

Content 0.62 carat

Dimensions 7.98mm x 5.17mm x 2.90mm

Colour (average grades) H

Clarity (average grades) P1

Cut Old European

Content (total) 0.06 carat

Length of setting 5.5cm/2.17"

Width of setting 6.29mm/0.25"

Across pin 4.1cm/1.61"

Height of setting 5.86mm/0.23"

3.79 grams

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Proud Members of

International Federation of Art and Antique Dealer Associations CINOA
National Association of Jewellery UK's trade association NAJ