This monumental Tiffany Studios New York glass "Aquamarine" vase features iridescent yellow, blue, and brown marsh marigolds against an equally iri...

This rare Cartier Paris aquamarine brooch with its bold diamond chevron patterning dates from the 1930s, when designers created a dynamic series of...

This Tiffany Studios New York "Paperweight" Favrile glass vase, featuring white blossoms with pink millefiori florets sprinkled throughout a green ...

This asymmetrical pair of ombré "Lilac-Leaf" brooches by René Boivin are an Art Moderne study in the interplay of color and stylization of form. Th...

This small bowl, or "Petite Coupe Sur Talon," by André Fernand Thesmar is detailed in floral enamelwork and glimmering yellow gold. The delicate fl...

Dating from circa 1940, this Art Moderne gold brooch, bezel-set with a rainbow of seventy-eight variously colored round and oval-cut tourmalines, a...

These diamond earrings, each set with an over three-carat fancy yellow, cut-corner square, brilliant-cut diamond, paired with a near-colorless roun...

This French Art Nouveau silver and enamel vase by Eugène Feuillâtre is decorated with delicate, leafy branches, holding charming pastel pink and go...

These opulent earrings by Van Cleef & Arpels are designed as segmented half hoops with over twenty carats of natural fancy vivid yellow and col...

This Edwardian brooch depicts a cheerful grasshopper with a ruby eye in vivid spring green demantoid garnets and fiery old mine-cut diamonds, set i...

Dating from the Art Nouveau period, this sophisticated gold and platinum plaque-de-cou necklace by artist Henri Dubret is a gem-set and enamel mast...

This colorful butterfly brooch is set throughout with fiery old European-cut diamonds, highlighted by emerald, ruby, and sapphire stripes and spots...

Dating from the late 19th century, this precious white opal and diamond necklace is set in silver-topped gold. Designed as a fringe necklace, it su...

This French Art Nouveau lighted gilt bronze sculpture by Charles Korschann, depicting a woman holding a bouquet of flowers on a tray, finds an inkw...

Designed, modeled and carved by René Lalique himself, this flora brooch, entitled "L'Anémone de Bois," is a work of genius showcasing Lalique's ear...

The "Newell Post" lamp by Tiffany Studios New York, features three gold Favrile glass shades with purple iridescence, suspended from a gilt bronze ...