Round Diamond Brooch

Finely crafted in 18k yellow gold with Round Brilliant cut Diamonds weighing approximately a total of 2.10 carats. Circa 1960s 2 3/4 x 1 1/4 inch

Tiffany & Co. White And Yellow Diamond Butterfly Pendant Brooch. A large butterfly brooch featuring round cut white and yellow diamonds set in platinum.

An elegant openwork design makes this Art Deco brooch simply inspired. Incredibly detailed, the Platinum setting beautifully showcases Diamonds with a total weight of 9.0 carats. It ...

An elegant 18K yellow gold floral brooch showcasing a vibrant arrangement of rubies emeralds, sapphires, and round brilliant diamonds.

Unique 18k white gold cat brooch, set with two vibrant emerald eyes, and approx. 2.20ctw in diamonds. Brooch measures 2" x 1". Weight - 17.6 grams.

The bow's knot features six transitional modern brilliant round cut diamonds, completing the design. The brooch secures to the reverse with a hinged pin and clasp.

18k white gold flower basket brooch, adorned with vivid sapphires and rubies, as well as approx. 3.50-4.00ctw in diamonds. Brooch measures 2" x 2 1/8". Weight - 30.3 grams.

A Mid-Century diamond dress clip of tapering scroll design, centered by round-brilliant-cut diamonds, flanked by horizontally and vertically set baguette-cut diamonds, in platinum. C...

A beautifully crafted vintage brooch in 15ct rose gold, featuring an elegant arrangement of natural sapphire and 3 sparkling natural diamonds. The warm tones of the rose gold perfect...

Antique 18k gold and silver brooch/pendant, with 20mm x 16.2mm x 11.5mm amethyst, surrounded with diamonds. Brooch measures 28mm x 25mm. Weight - 10 grams.

An Art Deco Diamond and Ruby Brooch. The diamond and ruby brooch is in the shape of a butterfly and is set with natural rubies in the wings and various shaped diamonds on the body ...

18k yellow gold free form brooch, designed by Marianne Ostier, with approx. 2.50ctw in diamonds. Brooch is 52mm x 45mm. Marked with MO mark and 18k. Weight - 31.8 grams.

A fine and impressive antique 0.57 carat diamond and 18 karat yellow gold, 18 karat white gold set bar brooch; part of our diverse antique jewelry collections. This fine and impress...

Impressive pavé diamond leaf brooch made of 18K yellow and white gold, circa 1960 -1970's. This three-dimensional brooch contains just under 8 carats in diamonds.

From Italian designer Cellino comes this beautiful 1940's, 18 yellow gold diamond bow brooch. Crafted with meticulous attention to detail, this exquisite brooch features a radiant bo...

Gorgeous Openwork Heart Pendant by Tiffany & Co. Features Prong-Set Diamonds in Platinum Setting Total Diamond Weight = 2.15 ct Length = 28 mm Width = 29 mm Total Mass = 5.7 grams Br...

Vintage Brooch pin 14k Gold with one natural Diamond approx 0.14ct /3.2mm H-VS Circa 1940's pre-owned - very Good condition White Gold approx 4.40 grams Length Size 2.75' inch (or 7...

Vintage Brooch pin 14k Gold with 3 natural Diamonds approx 0.50 carat H-VS Circa 1940's pre-owned - very Good condition White Gold approx 4.60 grams Length Size 2.5' inch (or 65mm) ...

An elegant floral spray brooch in platinum, set with round brilliant diamonds totaling 1.10 ct and a collection of vivid green jade cabochons.

This estate platinum brooch features two rows of lustrous cultured pearls accented by round brilliant-cut diamonds totaling approximately 0.75 carats and vibrant ruby highlights.

David Webb Carved Jade & Diamond Disc Brooch An artistic marvel by David Webb, this striking brooch showcases a vibrant carved jade disc at its center, encapsulating the essence of ...

Finely crafted in 18k white gold with Round Brilliant cut White Diamonds weighing approximately a total of 7.80 carats, Black Diamonds weighing approximately a total of 4.00 carats, ...

Dazzling Diamonds with a total weight of 3.65 carats allow this brooch to effortlessly sparkle and shine.

Seventy-one sparkling white diamonds and faceted black onyx make an elegant statement in this Art Deco-period "bow" brooch by Greenleaf & Crosby. The brooch is crafted of platinu...

Open work 1930's Butterfly diamond brooch. 55 old mine cut diamonds in a a 14k yellow gold butterfly. 55 old mine cut diamonds, approx. total weight 1.50cts, J – K, SI 14k yellow g...

Elegant and Stunning as usual Art Deco design is one of our favorite period. Bow tie brooch in diamond and calibrated sapphires. Circa 1930. French mark for platinum. Dimensions: L...

Elegant ribbon shaped brooch in 14Kt white gold with diamonds stripes and onyx that surround a bigger diamond. onyx (1.20Kt) diamonds (0.77 Kt) US Size Width 0.78 inch Length 2.16 ...

Angel Skin Coral Cameo & Diamond Brooch Pendant 18k white gold pin set with a carved coral face framed by 104 round diamonds Measurements: 2.5" long Weight: 27.1g

18k yellow gold and enamel frog brooch, adorned with a bow, set with approx. 0.20ctw in fancy bluish/teal diamonds and citrine cabochon eyes. Brooch measures 2 1/16" x 1.5" . Marked ...

A striking botanical-inspired brooch showcasing a luminous 7.11 carat opal framed by pink and green sapphires, set atop a diamond-encrusted foliate design. Crafted in 18K white gold ...

A circular design makes this luxury brooch a fabulous addition to any ensemble. Ribbon details make the 14K White Gold setting incredibly chic, while sparkling Diamond with a total w...

Enveloped in a sea of 60.26 carats of fancy vivid yellow diamonds is this tour de force of jewelry craftsmanship from the collaboration of jewelry legends Fred Leighton and Carvin Fr...

This gorgeous safety pin brooch features a flower design crafted in 18k white gold and set with about 58 round brilliant F-G VS1-VS2 diamonds weighing an estimated 0.75 carats and a ...

Hand carved leaf brooch with Ruby stem and one round accent diamond.

Beautifully made vintage brooch with a flower and leaf design. Each flower is textured and holds a diamond and the leaves are studded with diamonds. In very good condition. Metal: 1...

Add a touch of classic luxury to any ensemble with this dazzling brooch. The circular 18K White Gold setting comes to life thanks to curved lines and organic leaf motifs. Diamonds wi...

An antique open-circle brooch in platinum, set with diamonds totaling 1.0 ct in an intricately engraved milgrain setting, with each stone compartment separated by detailed geometric ...

This vintage 1960s spray brooch is supplied with an independent diamond grading report card.

A classic Victorian piece from the 1890’s, this star brooch features 7 bright and full of life white diamonds. They weight a total of 1.25 carats and are European cut stones. Made in...

A delightful brooch dating back to the 70's is designed with a combination of luminous blue turquoises and dazzling diamonds.

Art Deco 14k gold brooch, with sapphires and approx. 0.75ctw in three large pearl and marquise 3 diamonds, surrounded with smaller rose cut diamonds. Brooch measures 45mm x 25mm. Wei...

The piece is silver fronted and adorned with an assortment of grain set diamonds. Both round brilliant cut and eight cut stones are used totalling 1.60 carats.

Antique knot brooch set in 18ct gold with rubies and rose cut diamonds. Second half of the 19th Century. Highlights: - 18ct gold - Rubies and rose cut diamonds - Second half of the ...

Diamonds with a total weight of 1.0 carats are beautifully balanced by Sapphire gemstones.

14k gold brooch, depicting a man in sombrero hat, with 28mm blister pearl, rubies, sapphires and diamonds (1 is missing). Brooch measures 65mm x 30mm. Tested 14k. Weight - 31.8 grams.

This stunning, fine and impressive antique diamond brooch has been crafted in platinum. The brooch has been realistically modelled in the form of a tied bow.

Whimsical 18k gold Italian made walrus brooch, decorated with enamel, ruby eyes 0.66ctw in diamonds. Walrus with movable stick. Brooch measures 2.5" x 1.75". Marked; Italy, k18. Weig...

An exceptional Van Cleef & Arpels diamond brooch c.1950. The central cluster of seven round brilliant cut diamonds are encircled by a half outer curve of marquise diamonds.

Cartier Diamond, Ruby, and Yellow Gold Elephant Brooch This brooch has 52 round diamonds weighing approximately 4 carats and a single ruby all set in 18k yellow gold.

A stunning, fine and impressive antique hardstone and 0.68ct diamond, 18 karat yellow gold cameo brooch; part of our diverse antique jewellery and estate jewelry collections. This f...

This stunning, fine and impressive antique diamond brooch has been crafted in platinum. The geometric Art Deco design is ornamented to the centre with a feature bezel set 0.67Ct tra...

Beautiful and substantial 18k yellow gold brooch, set with carved coral and angel skin coral accents, adorned with approx. 2 carats in SI1/H diamonds. Brooch measures 2" x 1 7/5". Ha...

Green and white diamond flower bouquet brooch in 18k yellow gold.

This vintage Tiffany and Co Floral White and vivid diamond brooch Pin is crafted in solid platinum, weighing 32.4 grams and measuring 40mm long x 39mm wide.

A curved Platinum setting adds dimension to this uniquely elegant brooch. Rows of Pearls provide this piece with a luminous quality, while Diamonds with a total weight of 3.80 carats...

Add a touch of drama to any ensemble with this luxury brooch. The Platinum setting features a dynamic, asymmetrical design, which is elevated by inset Diamonds with a total weight of...

This brooch exudes Art Deco elegance. Set in Platinum, Diamonds with a total weight of 4.0 carats add a touch of luxury to the stunning symmetrical setting. A 0.45 carat Sapphire at ...

Luxurious flower brooch made with natural sapphires and diamonds in 18KT white gold.

Retro 18k gold flower brooch, set with blue sapphires, citrines and approx. 0.46ctw H/VS diamonds. Brooch measures 1.5" x 1". Hallmarked 750. Weight of the piece - 11.9 grams.

Additionally, 1.32 carats of round brilliant-cut diamonds are set around the piece.