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Art Deco Platinum Diamond Brooch
Art Deco Platinum Diamond Brooch Art Deco Platinum Diamond Brooch Outside Antique Art Deco Platinum Diamond Brooch 1920s Art Deco Platinum Diamond Brooch Art Deco Platinum Diamond Brooch Back Art Deco Platinum Diamond Brooch Open Pin Art Deco Platinum Diamond Brooch Size Art Deco Platinum Diamond Brooch Grading Data Art Deco Platinum Diamond Brooch Wearing

4.90ct Diamond and Platinum Brooch - Art Deco - Antique Circa 1925


A stunning, fine and impressive antique Art Deco 4.90 carat diamond and platinum brooch; part of our diverse antique jewellery and estate jewelry collections

SKU C5925

This stunning, fine and impressive Art Deco brooch has been crafted in platinum.

The pierced decorated, subtly convex Art Deco rectangular design is ornamented with a central feature 0.58ct Old European round cut diamond, within a square shaped platinum setting.

The feature diamond is flanked on either side by two perpendicular collet set baguette cut diamonds.

The symmetrical setting is further ornamented with a tapering shaped arrangement of six collet set marquise cut diamonds, positioned on either side of the central setting.

The upper and lower portions of this diamond brooch are embellished with a further twenty collet set marquise cut diamonds, comprising geometric cluster designs.

The geometric double strand border is ornamented with sixty-eight pavé set diamonds, in a combination of Old European round and eight cut.

The stepped Art Deco style terminals and four collar designs in relief to the double stranded border are ornamented with a further eighteen pavé set diamonds.

The stunning antique brooch secures to the reverse with a hinged pin and push fit fastening.

This Art Deco diamond brooch has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as platinum.

This impressive antique brooch is supplied with an independent diamond grading report certificate for the feature stone, in addition to an independent diamond grading report card for the supporting stones.

This stunning Art Deco platinum brooch is the finest of its type you could hope to acquire.

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 antique Art Deco platinum diamond brooch is exceptional quality, set with a stunning feature diamond displaying a fine white colour, brilliance and presence.

The impressive and well colour matched supporting diamonds display a fine white colour and brilliance.

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

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

Feature Diamond

Colour H

Clarity VS2

Cut Old European

Content 0.58 carat

Dimensions 5.15mm x 5.02mm x 2.98mm

Supporting Diamonds

Colour (average grades) F/G/H

Clarity (average grades) VS2/SI2/P1

Cut Marquise/Old European/Eight/Baguette

Content 4.32 carats

Total Diamond Content

4.90 carats

Length of setting 4.7cm/1.85"

Width of setting 2.44cm/0.96"

Across pin 4.4cm/1.73"

Height of setting 3.3mm/0.13"

10.07 grams

Proud Members of

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