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 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...

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...

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 ...

The "Newell Post" lamp by Tiffany Studios New York, features three green-gold Favrile glass shades with blue and purple iridescence, suspended from...

Dating from the late 20th century, this pair of natural shell, blue topaz, and citrine brooches are mounted in 18K gold. Each clip is designed as a...

Composed of diamonds, opals, emeralds and rubies, this large 18K gold butterfly dates from the late 19th century. Wearable as a pendant or brooch, ...