Ephemeral Elegance

Plique-à-Jour and Cameo Bangle Bracelet, ca. 1915

Masriera Y Carreras

Weschler's Auctioneers via Jewelry News Network

Enamel and Opal Pendant Necklace, ca. 1900

Tiffany & Co.

Philips Auction via Diamonds in the Library

Enamel Serpent Brooch, ca. 1898-99

René Lalique

via Museu Calouste Gulbenkian

Enamel, Opal, Diamonds and Pearl Pendant, ca. 1901

René Lalique

via The Met

Diamond and Plique a Jour Brooch, ca. late 19th Century

René Lalique

via Alain.R.Truong

Plique a Jour Brooch,  ca. 1900

Marcus and Co.

Owned by actress Ada Rehang

Newark Museum via Patsy Croft

Opal, Diamond, and Gold Ring, ca. 1900

via Tadema Gallery

Aquamarine Brooch, ca. 1901

George Fouquet

via unknown

Early Art Nouveau Diamond and Enamel Pendant, ca. 1895

via Ruby Lane

Pearl and Enamel Art Nouveau Choker, ca. 1902

Karl Hermann, Hermann & Speck

via Tadema Gallery

Gold, Opal, and Peridot Pendant, ca. 1905

William Thomas Pavitt

via Tadema Gallery

Gold, Enamel, and Precious Stone "Sylvia" Pendant, 1900

House of Vever

Originally presented at the 1900 Paris Exhibition where the jewelers won a grand prize.

via Les Arts Decoratifs

Peridot and Pearl Necklace, ca. 1900

via Lang Antiques