Antique Art Deco Emerald and 1.29 Carat Diamond Platinum Brooch

A stunning, fine and impressive 1.02 carat emerald and 11.88 carat diamond brooch in platinum; part of our authentic antique Art Deco jewellery/jewelry collection This stunning, fine and impressive antique brooch has been crafted in platinum. The pierced decorated Art Deco frame features an impressive 1.02ct emerald cut emerald flanked with tiered motifs embellished with a total of twenty-eight square cut diamonds. The central geometric setting is further embellished with fifty pav© set diamonds, in a combination of Old European and eight-cuts. This stunning diamond and emerald brooch is ornamented with a segmented, angular frame ornamented with eighty-eight diamonds. The exceptional Art Deco setting incorporates collar designs to the cardinal points, accented with a total of seventy-eight diamonds, in a combination of square, Old European and eight cuts. The brooch secures to the reverse with a hinged pin and sheath style fastening. This versatile brooch incorporates a ring loop attachment to the reverse of the setting, allowing the piece to be worn horizontally as a pendant. This antique brooch is supplied with an independent diamond and gemstone grading report card. This stunning brooch has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as platinum. 'Rather than regarding inclusions in coloured stones as harmful, in small sizes and numbers that do not in any way detract from their beauty, they should be regarded as adding to desirability, for they provide identifying characteristics.' Reference:The Connoisseur's Guide to Precious Gemstones, R. Wise, Brunswick House Press. 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. Condition This original 1920s Art Deco brooch...

A stunning antique Art Deco 6.29 carat diamond and black onyx, platinum brooch; part of our diverse antique jewelry and estate jewelry collections. This stunning, fine and impressive Art Deco diamond brooch has been crafted in platinum. The iconic Art Deco design geometric frame is ornamented with a feature 0.42ct and 0.45ct Old European round cut diamond, pavé set within a square setting to each terminal. Either end of the brooch is further embellished with individually set diamonds within a collared stepped design. The pierced decorated stepped design is conjoined via a cut cornered border ornamented with twenty-six pavé set Old European round cut diamonds. The inner border is accented with twenty-two channel set scissor cut onyx. The brooch secures to the reverse with a hinged pin and clasp. This antique Art Deco brooch...

A stunning, fine and impressive 1.29 carat diamond and 18 karat yellow gold pendant/brooch; part of our diverse antique and vintage jewellery/estate jewelry collections. This stunning, fine and impressive honeycomb diamond pendant has been crafted in 18k yellow gold. The vintage frame (1978) has a geometric honeycomb design consisting of seven hexagonal shaped sections. Each section is ornamented with an articulated six claw setting accented with a fluted design and embellished with an antique (circa 1900) Old European round cut diamond; the largest of which is the central stone (0.38ct). The incurves of the outer border of the design are accented with an antique Old European round cut diamond, displayed within organic bud-shaped settings. The pendant is suspended from a contemporary 18k yellow gold 45.72cm/18" trace chain via an integrated, hinged ring loop attachment. This chain may be replaced with a chain of choice on request. This versatile pendant is fitted with an integrated hinged pin and security clasp to the reverse to allow it to be worn as a brooch if so desired. The pendant is hallmarked to the reverse of the setting with the gold guarantee mark (crown), the 18 ct gold fineness mark 750, the London Assay Office hallmark (leopard's head) and the date letter for 1978 (D). The pendant is supplied with an independent diamond grading certificate for the central diamond, in addition to an independent diamond grading report card for the supporting diamonds. Reflections in photographs may detract from the true representation of this fine example of diamond jewellery/estate jewelry. Condition This vintage honeycomb pendant is fine quality, set with very high color graded antique diamonds displaying a fine white color and brilliance. The pendant is a very good gauge of gold and is in excellent condition, with a very clear full set of British...

A stunning, fine and impressive 7.10 carat diamond brooch in platinum; part of our authentic antique Art Deco jewelry/jewelry collection. This...

A stunning antique 1930s 6.82 carat diamond and platinum brooch; part of our diverse antique jewelry and estate jewelry collections. This stunning, fine and impressive antique diamo...

A stunning, fine and impressive Art Deco 2.16 carat diamond and platinum brooch; part of our diverse antique jewelry and estate jewelry collections. This stunning, fine and impressive diamond brooch has been crafted in platinum and in the Art Deco style. The pierced decorated, subtly convex rectangular design is ornamented with a central feature 0.41ct Old European round cut diamond, within a square shaped platinum setting. The feature diamond is flanked on either side by two perpendicular collet set eight cut diamonds. The symmetrical millegrain bordered setting is further ornamented with a total of fifty-eight impressive eight cut diamonds. The stunning antique brooch secures to the reverse with a hinged pin and push fit fastening. This 1920s platinum diamond brooch...

Art Deco platinum antique emerald and diamond bar brooch. The center stone is a cushion cut emerald. There is an estimated 4.25 carat total weight of a white, eye clean, old European...

A top-quality brooch with fine gem emerald and diamonds made in the early Art Deco movement, circa 1925. It is an early Art Deco piece as it has some elements of Edwardian era garlan...

Just the right size for day or evening, this unique oval brooch is hand made in platinum, with approximately 4 carats of old European cut diamonds. A lovely marriage of geometric art...

Art Deco double clip brooch set with square, marquise, straight baguette and round diamonds weighing approximately 8 carats.

A splendorous original Art Deco brooch, circa 1920. A vibrant green emerald of approximately 2 ct is the center of attention of this quintessential Deco design finely crafted in pl...

This sleek and sophisticated brooch was artfully designed and meticulously handcrafted by the esteemed French jeweler, Boucheron. Exquisite in every way, this linear brooch centers o...