Opal Diamond Gold Brooch

The 1.06 carats of round cut diamonds are spread about the leaves in this 18K yellow gold brooch.

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...

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 approximately 3.35 carats of round...

Vintage 14 Karat Yellow Gold Opal and Diamond Brooch/Pin- This elegant brooch features one round brilliant cut diamond and five oval opals (6 mm x 4 mm each) set in beautifully deta...

A Victorian opal crescent moon brooch, set with oval opal cabochons, graduating in size, with old mine-cut diamonds set between the outer edge of the opals, with a plain inner curve,...

Late Victorian silver, gold opal and diamond brooch. Estimated opal weight 5.58 cts based on estimated dimensions 15.8 x 11.7 x 5.2 mm Estimated total diamond weight 1.20 cts Leng...

A stunning, fine and impressive antique Victorian 2.50 carat opal and 0.12 carat diamond, 18 karat yellow gold brooch - boxed; part of our diverse brooches collection This stunning,...

This antique brooch is filled with intricate details. Crafted from 14K Yellow Gold, the openwork design beautifully showcases fiery Opal gemstones and sparkling Diamond accents.

Designer: custom design Material: 18K Yellow Gold & Platinum Diamond: 13 Round Brilliant cut = 0.35cttw Color: G Clarity: VS1 Diamonds: 12 Oval cut = 1.64cttw Color: G Clarity: V...

A fine vintage gold, opal, and diamond brooch. In 14 karat yellow gold.

-- Stone(s) -- (54) Natural Genuine Diamonds - Round Brilliant Cut - Pavé Set - Nice Brilliant White Diamonds - 1.0ctw (approx.) (1) Natural Genuine Opal - Oval Cabochon Cut - Bezel ...

Crafted in 18K white gold with milgrain detailing throughout. 18K Diamond, Multi Sapphire and Opal Brooch Condition: In good condition with some minor surface wear consistent with a...

An exceptional antique Victorian bee brooch, exquisitely crafted in 9K yellow gold and centered around a captivating 18.36 carat opal.

This captivating brooch features an intricate openwork design adorned with luminous opals and sparkling diamonds.

The gold opal brooch is supplied with an IDGL diamond and gemstone grading report card.

It is made of white gold with 6 boulder opals and 6 ca. 0.2 carat brilliant cut diamonds mounted on each rotatable intersection.

Made in 18k white and yellow gold, it can be worn as a brooch or attach a chain to it to wear as a pendant.

An exceptional antique opal and diamond brooch crafted in platinum and 18K yellow gold, centered with a large rectangular opal weighing approximately 52.07 carats.

Crafted in 15k gold this bar brooch features a floral centre-piece of oval cabochon cut solid light opals with early European cut diamonds upon a knife-edged bar also set with diamon...

Simply Beautiful! Finely detailed Opals and Diamond Butterfly Vintage Brooch Pin. Securely Hand set with Opals, weighing approx. 5tcw and accented with Diamonds, approx. 2.00tcw.

Brooch in 18 Karat yellow gold. Charming round antique brooch set in the center with a round cabochon opal in a setting of antique-cut diamonds set on black enameled geometrical moti...

In-between each opal there are a pair of sparking diamonds. Modelled in 15ct gold.

Carved Opal Emerald and Diamond Halo Brooch Description: This bold brooch centers on a large carved opal with swirling floral motifs, showcasing iridescent flashes of green, lavende...

A modern gem set dragonfly brooch, with trembling wings, with opals in the thorax, wing tips and eyes, weighing 2.45 carats, with blue to green plique à jour enamel wings, set with e...

A fine opal and 0.22 carat diamond, platinum set, 15 karat yellow gold brooch; part of our antique jewelry and estate jewelry collections.

This piece features a large faceted oval citrine (estimated 25–30 carats) bezel-set with an intricate woven gold border. Suspended below is a stylized fleur-de-lis motif adorned with...

The organic cluster design gives the brooch pendant a natural, high-jewelry look, while the contrast of yellow and white gold adds depth and refinement that beautifully enhance both ...

Victorian Rose Gold Diamond Opal Ruby Pendant-Brooch 1890s American Excellent Condition Original American Antique 130 Yrs old Victorian pendent-brooch circa 1890s 14 Karat gold, ...

An impressive vintage 5.89 carat opal, 0.28 carat diamond and 18 karat yellow gold bar brooch; part of our diverse vintage estate jewelry collections.

A contemporary brooch-pendant showcasing an elegant design with a striking opal centerpiece.

A captivating celebration of nature’s artistry, this 18K yellow gold black opal and diamond brooch showcases the mesmerizing beauty of one of the world’s most sought-after gemstones.

A stunning Victorian 4.75 carat opal and 4.45 carat diamond, 9 karat yellow gold and silver set crescent brooch; part of our diverse antique jewelry collections.

Fine Antique Edwardian diamond, opal, ruby 14K yellow gold and silver topped gold fully articulated turtle brooch Early 20th Century Superb quality fully articulated, with moveable h...

Crafted in 18k gold and platinum, the brooch showcases intricate yellow gold and platinum gold work.

Specifications Metal: 18K Yellow Gold Gemstone: Australian Black Opal, approx. 15 mm Diamond Weight: 0.27 carats Diamond Color: White Diamond Clarity: VS

A striking brooch featuring a large and impressive 32.41 carat Australian opal.

Here we have a very unique and special piece of fine jewelry. It features an outstanding oxblood red piece of coral from the mediteranial in its natural form. Coral is no longer farm...

In very good condition. Total weight 28.7 grams. Totally is opal about 30 ct. Totally is diamond 2.50 ct. The diamond is has G-H-I color and s1-s2-s3 clarity. Totally is Emerald and...

A stunning, fine and impressive antique 1.21 carat opal, 0.02 carat green demantoid garnet, 0.29 carat diamond, hot enamel and 14 karat yellow gold dragonfly brooch - boxed; part of ...

18K Yellow Gold Butterfly Very Large Brooch with Diamonds, Opals & Ruby Eyes A finely crafted butterfly brooch in 18K yellow gold, featuring opal-inlaid wings accented with rubies f...

This large brooch features floral hand carved Mintabie black opal plaques, cognac diamonds, and baroque freshwater pearls set in a handmade 18k mounting. It measures approximately 4...

This stunning brooch is crafted in 18 carat yellow gold with a pin back.

Exceptional circa 1930-1940 European dragonfly brooch, most likely of French origin, crafted in silver-topped 12k yellow gold and richly set with 251 diamonds, 8 emeralds, and 2 opals.

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.

An Art Deco opal, diamond, platinum, and yellow gold brooch, set with fourteen old cut diamonds, and one oval crystal opal cabochon, set in platinum, and backed in 18 karat yellow go...

Arranged in the form of an elegant Opal Vase Brooch, this striking design combines a luminous opal with vivid emeralds, rich rubies, and brilliant diamonds in a beautifully balanced ...

A spectacular and poetically designed contemporary high-jewelry statement brooch depicting a majestic Bird of Paradise. Masterfully handcrafted in solid 18k white gold, this heavy, l...

A fine Mid-century brooch or pin. In 10k gold with a textured finish.

Mid 1880's Victorian moth Brooch. Set with rubies, diamonds, sapphires and opals in a 11-12 yellow gold and silver setting.

Technical Details Period: 21st Century / Contemporary Haute Joaillerie Design: Figurative Crane / Heron Wading Bird (Animalier) Metal: 18k White Gold Total Weight: 57.00 grams (H...

A stunning, fine and impressive antique 2.23 carat white opal and 0.82 carat diamond, 9 karat yellow gold brooch; part of our diverse brooches collection.

Expertly crafted in 18K white gold, the brooch radiates sophistication and vintage charm.

A stunning, fine and impressive antique 2.60 Carat white opal and 2.95 Carat diamond, 9k yellow gold and silver set brooch / pendant; part of our diverse brooches collection.

This Opal, Diamond, and Ruby antique-style bee brooch is a charming celebration of artistry and symbolism.

An incredible vintage design solid 14k white gold leopard pin features an 2 carat Ethiopian solid opal accented by total of 2 carat glittering diamond and blue sapphire on its body.

Bochic “Orient” Vintage Retro Multi Ruby, Diamond & Opal Brooch Set In 18K Gold & Silver Can be worn as a brooch and a pendant Red color Natural Ruby From Africa 17 carat Multi ...

An elegant late Victorian, early Edwardian crescent brooch crafted in 18 carat yellow gold, set with a graduated row of luminous natural opal cabochons interspersed with sparkling ol...

Finely crafted in platinum and 18k yellow gold (and a 14k white gold bail) with a Cabochon Opal in the center weighing approximately 5.00 carats, and Round Brilliant cut Diamonds wei...

The design is further enhanced by the presence of sparkling white diamonds, which accentuate the piece's elegance. Crafted in 18k yellow gold, the brooch showcases a textured, organi...

Period: 1970´s Style: Mid-Century Metal: 18Kt yellow Gold Stone: Diamond, Ruby, Opal, Crystal, Tourmaline, Mother of Pearl Measurements: 3.0 x 1.7 inches.