5.5 Carat Brooches

This whimsical brooch by Tiffany and Co. features a five pointed star flower with polished finish. Accompanied by a Tiffany pouch and box. Material: 18 karat yellow gold Stamp: TIF...

A fine and impressive antique seed pearl, 14k yellow gold and silver chick brooch; part of our diverse antique jewelry and estate jewelry collections. This fine and impressive antique brooch has been crafted in 14k yellow gold and silver. The 1890s bar style brooch is surmounted to the center with an silver design modelled in the form of a chick, engaging with an individually set 2mm seed pearl. The brooch secures with a safety pin style fastening. This antique Victorian bird brooch...

Item Details: Metal Type: 18K Yellow Gold [Hallmarked, and Tested] Weight: 2.5 grams Pin Measurements: Length: 1.30 inches Condition: Excellent

Tiffany & Co Cabochon Emerald Brooch A Tiffany & Co. brooch that converts to a pendant, set with 12 round-cut diamonds and a cabochon emerald. Approximate Length: 1.50" Metal Type:...

Tiffany & Co Jade Flower Brooch A round jade brooch with a center rose adorned with a round-cut diamond. Approximate Diameter: 1.25" Signed: Tiffany & Co Metal Type: 14-karat yell...

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...

Stones: diamonds old European cut 1.75 - 3.25 mm approximately .50 total carats H-I color, SI1-I1 clarity seed pearl round bead 1.75 - 2.85 mm Length: 2.25 mm Width: .75 inches We...

An 18k yellow gold leaf motif brooch by Oscar Heyman Bros. Set with ruby beads. Brooch measures 2" x 1.5". Marked with OH hallmark and serial No.73809. Weight - 18.4 grams.

Estate Beautiful18k yellow gold pin brooch from 1989, Tiffany & Co. made and crafted in Germany It features a hippopotamus made of high-contrast 18-karat yellow gold. An adorabl...

This exquisite feather brooch by Oscar Heyman captures the elegance of nature through masterful craftsmanship. Adorned with 168 round brilliant diamonds totaling approx. 7.60 carats,...

I am so happy to offer this magnificent Tiffany Schulmberger Thistle piece to all of you. As you may know I source anything I desire and this was 1 year in the making to source and ...

18 Karat Two-Tone Diamond Bee Brooch Pin. Very pretty white and yellow gold with pave-set round diamonds on the body. There are thirty-five 1.6mm round diamonds with a carat total we...