Opal 4.65 Carat Diamond Brooch

Purchased from famed Macklowe Gallery in 2009 for $15,000, this timeless treasure is as lovely now as it was then! In sterling silver over 14 karat yellow gold, with cabochon-cut ga...

This brooch is absolutely stunning! Composed of a handmade, platinum mounting, this beauty is accompanied by Certificate of Authenticity from Oscar Heyman, dated November 14, 2018. ...

This elegant handcrafted brooch by famed London designer David Morris features 18 karat white gold en tremblant stalks that terminate in brilliant-cut diamonds, set into a center sup...

A striking 18 Karat White Gold Flower Brooch by Yvel of Israel with Keshi Pearls and set with 5.72 carats of diamonds. The pearls have a white body color, excellent to moderate lust...

Opal & Diamond Brooch 1 center opal surrounded by 5 large old mine diamonds & 91 small round cut diamonds, suspending a pear shape cabochon opal set with round cut diamonds Cente...

Significant Diamond Flower Brooch 7.65 carats Two Round Brilliant Cut Diamonds Weighing .65 Carats Approximately Two Hundred and Twenty Seven Round Brilliant Cut Diamonds Weighing 7...

A stunning, fine and impressive antique Victorian 5.95 carat opal and 0.35 carat diamond, platinum and 18 carat yellow gold brooch; part of our diverse antique jewelry collections. his stunning, fine and impressive antique brooch has been crafted in platinum with an 18k yellow gold setting. The pierced decorated frame is embellished with a feature 5.95 carat heart shaped cabochon cut opal, 18 ct yellow gold claw set to the centre of the design. The opal is surrounded by thirteen Dutch cut diamonds, individually collet set within an interlacing border. The heart shaped platinum setting is embellished with a Marquess coronet design incorporating ten further collet set Dutch cut diamonds. The brooch secures to the reverse with a hinged pin and clasp, crafted in 15 ct white gold. This stunning Victorian opal and diamond brooch has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as platinum, 18 and 15 carat gold. This impressive antique heart brooch...

Art Deco Opal & Diamond Brooch A platinum and 18 karat white gold brooch set with a center black opal weighing approximately 7.75 carats framed by approxim...