Art Nouveau 18 Karat Gold Opal Necklace, circa 1870s

Theo Fennell 18kt Gold Cross Pendant with Fire Opals Made in London 2014. Fully hallmarked. A striking Theo Fennell 18kt gold cross pendant, f...

18kt White Gold Necklace Set with Diamonds and Rubies. Made in late 1990s. Made in Italy. Hallmarked with 750 gold mark and Italian marking...

This exquisite necklace features a cross-shaped pendant crafted in 18kt gold and adorned with brilliant-cut diamonds. The piece is suspended from a delicate gold chain. Key Points:...

A remarkable Victorian-era snake necklace, finely crafted in 20K yellow gold, symbolizing eternity, wisdom, and protection—a motif highly popular during the 19th century. The intrica...

Necklace in 18 karat yellow gold, eagle head hallmark. Important antique necklace, it is formed of openwork poly-lobed patterns and separated between them by an alternation of oval r...

A fine and impressive antique Art Nouveau 2.62 carat opal and 15 karat yellow gold necklace made by Murrle Bennet & Co; part of our diverse antique jewel...

Amazing necklace with rare rose opal and jade both cabochon, carved opal buddha face, amber drop, 18kt gold gr48,70 adjustable. All Giulia Colussi jewelr...

Necklace in 18 karat yellow gold, eagle head hallmark. Charming antique necklace, it is formed by a convict mesh chain separated by filigree openwork patterns, which holds in the center 5 patterns of openwork shape with a plant decoration and separated by 4 fine pearls. The attachment system is a spring ring. Diameter of the pearls : 2,5/3 mm approximately. Length : 42,5 cm approximately, width of the chain : 1,4 mm approximately, height of the main pattern : 16,5 mm approximately, width of the main pattern : 2,5 cm approximately. Total weight of the jewel : 4,6 g approximately. Authentic antique jewel - French work circa 1900, Art Nouveau jewel...