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6.32ct Diamond and Platinum Brooch - Art Deco - Antique French Circa 1930

A stunning antique French Art Deco 6.32 carat diamond and platinum brooch; part of our diverse antique jewellery and estate jewelry collections

SKU: C1549

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6.32ct Diamond and Platinum Brooch - Art Deco - Antique French Circa 1930 Video
6.32ct Diamond and Platinum Brooch - Art Deco - Antique French Circa 1930
6.32ct Diamond and Platinum Brooch - Art Deco - Antique French Circa 1930


This stunning, fine and impressive large antique diamond brooch has been crafted in platinum.

The peirced decorated, iconic Art Deco design is ornamented with a central feature collet set 0.54ct Old European cut diamond.

The geometric, angular design displays a further four feature pavé set Old European cut diamonds; 0.42ct, 0.39ct, 0.40ct and 0.45ct.

The millegrain bordered design is embellished with a further seventy-eight pave set diamonds in a combination of Old European cuts and Dutch cuts.

The brooch secures to the reverse with a hinged pin and sliding catch.

The side of the setting is struck with the French mark for platinum (dog's head) and makers mark.

The hinge and pin fastening is hallmarked with the maker's mark, and 'STOP TE S.G'.

This stunning Art Deco brooch is supplied with five independent diamond grading certificates for the feature diamonds, and 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.

View the complete range of diamond jewellery at AC Silver

AC Silver


This stunning antique brooch is exceptional quality set with very high colour graded old cut diamonds, diaplsying a fine white colour, brilliance and presence.

The brooch is an exceptional gauge of platinum and is in excellent condition with French hallmarks to the setting and fastening.

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

Diamond Quality

Diamond One

Colour G

Clarity SI1

Cut Old European

Content 0.54 carat

Dimensions 5.30mm x 5.17mm x 2.57mm

Diamond Two

Colour F

Clarity P1

Cut Old European

Content 0.42 carat

Dimensions 4.69mm x 4.22mm x 2.50mm

Diamond Three

Colour I

Clarity SI2

Cut Old European

Content 0.39 carat

Dimensions 4.78mm x 4.41mm x 2.25mm

Diamond Four

Colour F

Clarity SI1

Cut Old European

Content 0.40 carat

Dimensions 5.03mm x 4.46mm x 2.26mm

Diamond Five

Colour G

Clarity SI2

Cut Old European

Content 0.45 carat

Dimensions 5.13mm x 4.73mm x 2.51mm

Supporting Diamonds

Colour (average grades) G

Clarity (average grades) SI2

Cut Dutch / Old European round

Content (total) 4.12 carats

Total Diamond Content

6.32 carats


Length of Setting 5.6cm/2.2"

Width of Setting 3.3cm/1.3"

Height of Setting 5.6mm/0.22"


15.21 grams

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Andrew Campbell started trading in antiques during the 1970s. Initially, Andrew lived in the South of England, travelling the country, searching for items of silver to buy. Andrew sold these items at various London markets and antique fairs. Over time, and through selling at a range of venues, Andrew built up a large and diverse customer base from private buyers to national and international trade customers.
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