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18ct Gold Antique Diamond Brooch for Sale
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2.80ct Diamond and 18ct Yellow Gold Brooch - French Antique Circa 1880


A stunning, fine and impressive antique French 2.80 carat diamond, 18 carat yellow gold, silver set brooch; part of our diverse antique jewellery and estate jewelry collections

SKU C1222

This stunning antique diamond brooch has been crafted in 18ct yellow gold.

The pierced decorated frame displays a central eight claw set Old European round cut diamond bordered by six independently collet set diamonds.

Eight further Old European round cut diamonds are displayed within a pierced decorated quatrefoil design.

Four scrolling silver settings, in addition to arched segments and collared bars emanate from the central diamond and are embellished with smaller dutch cut diamonds.

This stunning example of antique jewellery secures to the reverse with a hinged pin; this could be removed to allow the piece to be worn as a pendant if so desired.

The pin and clasp are struck with the French hallmarks for 18ct gold (eagle's head).

The 18ct gold, antique diamond brooch is supplied with an independent diamond grading certificate for the feature diamond, in addition to an independent diamond grading report card for the supporting stones.

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.

Learn more on quatrefoil jewellery

This antique brooch is fine quality, set with very high colour graded, old cut diamonds; the diamonds display a fine white colour and brilliance.

The brooch is in excellent condition and a very good gauge of gold with French hallmarks to the pin and clasp.

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

Feature Diamond

Colour (average grades) G

Clarity (average grades) VS2

Cut Old European Round

Content (total) 0.47 carats

Dimensions 5.05mm x 4.90mm x 3.03mm 

Supporting Diamonds

Colour (average grades) G/H/I

Clarity (average grades) VS2/SI1/P1

Cut Old European/Dutch

Content (total) 2.33 carats

Total Diamond Content

2.80 carats

Length of setting 5.1cm/2.01"

Width of setting 3.5cm/1.38"

Height of setting 2.1mm/0.08"

15.34 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