13.1 Carat Diamond Platinum Ribbon Brooch

This antique brooch / pin features an old european-cut round diamond center stone weighing 1.20 carats. The brooch has a beautiful intricate design set with a total of 3.68 carats of...

This brooch / pin has a beautiful branch with leaves design. The branch is set with 15 baguettes weighing 1.25 carats total. The leaves are set with 6.63 carats of marquee-cut diamon...

Showcasing a beautiful platinum brooch set in a classic style with 54 brilliant diamonds weighing 4.50 carats. 1.46 inches in diameter.

This antique art deco style brooch / pin has a beautiful intricate design set with 14.80 carats of mixed brilliant diamonds. Made in platinum. A gorgeous piece. 2.4 inches in length ...

This ribbon brooch / pin is set with 29 old european-cut diamonds weighing 1.00 carats total. A total of 5 beautiful sapphires weighing 0.50 carats accen...

Showcasing an art deco style pendant brooch accented with 147 brilliant round cut diamonds weighing 7.48 carats total, set in an antique-looking design. Finely made in polished plati...

Diamond and Sapphire Ribbon Platinum Brooch featuring 126 mix cut diamonds with an approximate total weight of 3 carats. Circa 1930's Meta...

This beautiful brooch from the 1950s features approximate 2.10 carats of round brilliant- and baguette-cut diamonds set in a ribbon design. À jour worked - made in platinum. A very...

This exquisite Art Deco brooch features a diamond encrusted frame adorned with a diamond and emerald bow. A matching diamond and emerald accent anchor on the opposite side of the fra...

Mid Century Open Ribbon design brooch featuring 2 Burmese rubies, one oval and one cushion shaped, weighing approximately 3.70 Cts. in total, and 61 round cut diamonds weighing appr...

A magnificent, fine and impressive, large antique 1930s 8.13 carat diamond and platinum Art Deco brooch; part of our diverse antique jewelry and estate jewelry collections This magnificent, fine and impressive antique diamond brooch has been crafted in platinum. This geometric Art Deco brooch is ornamented to the center with a feature bezel set 1.30Ct Old European cut diamond. The central diamond is encompassed with horizontal pales embellished with thirty-eight pavé set Old European cut diamonds, accented to either end with seven further diamonds within rounded segments. This symmetrical millegrain decorated frame bears four impressive Art Deco swept collar motifs emanating from the central design, each incorporating four swept rays, ornamented with a total of twenty-six pavé cut diamonds. This large and intricate brooch features a paralleling oval border conjoining the aforementioned four cardinal swept motifs, in addition to a rectangular cut cornered border to the outer edge. These impressive borders are ornamented with forty-four pavé set Old European cut diamonds, completing the design. The brooch secures to the reverse with a hinged pin and catch. This Art Deco brooch has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as platinum. The antique 1930s Art Deco brooch in platinum 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. Condition This magnificent and large antique brooch...

Platinum Ribbon Diamond & Ruby Brooch: A Timeless Expression of Romance Unveil an era of classic allure with our romantic Platinum Ribbon Broo...