Art Deco Diamond and Platinum Brooch, C.1925

Art Nouveau 18K Diamond Brooch, C.1900. The brooch of oval pierced foliate design, the main floral petal set in the centre with a small old cut diamond. Trombone clasp...

Antique Gold Diamond Pearl Enamel Bar brooch C.1890. The brooch of elongated shape set in the centre with a small old cut diamond accented at the end with a small, small applied flor...

Georg Jensen Sterling Silver Butterfly and stylized Flowers Brooch C.1940. Large Brooch fully hallmarked GJ in box, Sterling Denmark and design number 283, C.1940’s. Designed by Arno...

Antique early Georg Jensen brooch C.1909 design #8. The drop brooch with cabochon set green agates and two amber drops, twist foliate design. The reverse with Georg Jensen 828 S Gi 8...

Ruby and Diamond Eternity Ring 14Kyellow gold. The ring set with 10 round brilliant cut diamonds, total diamond weight approximately 0.73 ct, average VS2-SI1 clarity, average H colou...

Georg Jensen Sterling Silver Flower Brooch # 113. Lightly hammered three-dimensional petal brooch, pin with safety catch at reverse. Originally designed by Georg Jensen. Full Georg J...

Brooch in platinum, mascaron hallmark, and 18 karats white gold, owl hallmark. Rectangular shape with rounded corners, this delicate antique brooch is...

Brooch in 18 karat yellow gold, eagle head hallmark and platinum. Called a barrette brooch, it is adorned with a line of drop-set rose-cut diamonds, the brooch profiles engraved with...

An Art Deco diamond brooch, set with Edwardian-cut diamonds, in an open work, navette shaped plaque, mounted in platinum, circa 1925, with a gold pin, numbered 8994, with inventory n...

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...

Art Deco Diamond Clips in platinum. Well made with fine white diamonds the brooch can be worn together or separated into separate dress clips. There are 10 cts of near colorless (G...

Art Deco Diamond Clips in platinum. Well made with fine white diamonds the brooch can be worn together or separated into separate dress clips. There are 10 cts of near colorless (G...