4 Carat Brooches

Gorgeous 18 kt. White Gold Brooch set with 6.5 ct. Brilliant cut Diamonds Diamonds: Brilliant cut diamonds together 6.5 ct. Material: 18 kt. White Gold Measurements: 57 mm x 45 m...

Metal Type: 14 karat Yellow Gold (Stamped on back of piece, tested) Weight: 3.6 grams Diamond Details Shape: Round Brilliant Carat Weight: .10 carat, total weight Color: I Clarity: ...

Tiffany & Co. Large Size Paloma Picasso Diamond Heart brooch 18k Yellow Gold. Set with 18 round shape diamonds totaling .72cts. 18 round diamonds F VS approx. total weight .72cts ...

Open frame iconic diamond pin 2ct natural round diamonds H-color vs-2 clarity 14kt white gold 46 x 30mm $6,000.00 appraisal to accompany

A sweet pin of a two-flower bouquet. They feature 0.75 carats of round brilliant cut diamonds set in 18k white and rose gold. Small enough to be worn daily and with multiple outfits....

These exquisite brooch and earring set holds so much delicate detail. The gold is sculpted into textured leaves, swirls and rope twists. The main even...

A very pretty Art Deco brooch with onyx and diamonds, ca. 1920s. The diamonds weigh circa 2 carats.

18ct Yellow Gold Diamond Safety Pin Brooch This chic 18ct yellow gold brooch is expertly crafted in the shape of a safety pin, offering a mo...

A stunning, fine and impressive antique Victorian 5.50 carat diamond, 9 karat white gold and silver set brooch; part of our diverse antique jewellery collections. This stunning, fin...

This diamond crescent brooch by Tiffany & Co. New York dates from circa 1890-1900. The delicate crescent is set with 21 old European and old mine-cut diamonds mounted in platinum-topped gold. Set with fine, well-cut diamonds in a minimum of platinum and gold, this heavenly crescent was divinely shaped and executed by Tiffany & Co. designers and artisans. Product Details: Item #: BO-21317 Artist: Tiffany & Co. Country: United States Circa: 1890-1900 Dimensions: 2.75" length, 1" width. Materials: 21 old European and old mine-cut diamonds (approximate total weight 9.20 carats): Platinum-topped 18K gold mount Signed: Tiffany & Co. Macklowe Gallery Curator's Notes: Throughout the 19th century, British astronomers made many advances, building on the enormous base of precise observations provided to them by their predecessors in the 1700s. Using the new technique of spectroscopy, they worked to determine the composition of heavenly bodies, while breakthroughs in understanding the geology of the earth -many made by passionate amateur scientists as diverse as surveyors and Anglican clergy - helped them discover the facts about the nature of the moon and newly discovered planets. It was in fact an Anglican priest who first advanced his well-supported theory that the earth was indeed more than a billion years old. Astonishing early imaging of the moon, as well as the appearance of the Great Comets of 1843 and 1882 that remained for months burning in the sky above England, helped stoke popular fascination with heavenly bodies. Star, crescent, sunburst and comet jewelry...

This exquisite piece features colorful sapphires and diamonds, adding elegance and sparkle to your look. A true work of art, this brooch features superb gems totaling 5.5 carats, car...

Stunning Platinum Art Deco Filigree Brooch with 9 Diamonds. Totaling .40 Carats. Color F/G Clarity VS/SI1. Matching Ring is also available. Th...