“Costis” Wave Ring-Rare Santa Maria 27.51 Cts Aquamarine, Diamonds and Sapphires

“Costis” Wave Ring, with a Rare Santa Maria Aquamarine of 27.51 Carats, set with Diamonds and Sapphires. The concaveness of this ring follows the natural movement of the sea wave. An aquamarine emerges out of its swirl. Blue sapphires and diamonds fade from dark blue tones to sparkling white to reproduce the foamy wave… It…

An Imperial Diamond and Aquamarine Necklace, probably St Petersburg, late 19th/early 20th Century

An imperial diamond and aquamarine necklace, probably St Petersburg, late 19th/early 20th century Half the chain designed as a laurel wreath, the other half as a recurring pattern of rosettes, diamonds and dots, a short laurel wreath suspending from each rosette and joining in pairs to a large circular-cut aquamarine of graduated size, the largest…

15.42 Carat Loose Natural Aquamarine, Blue Color, CU Shape, GRS Certified (2022-047089)

15.42 Carat Loose Natural Aquamarine, Blue Color, CU Shape, GRS Certified (2022-047089) Sleek Art Deco Aquamarine and Sapphire Long Cocktail Ring by ESHLI Fine Jewelry Gemstone and Diamond Rings at Ross-Simons Jewelry 8.97 Carat Oval Vivid Blue Color Sapphire Set In 18k White Gold Bracelet ASTTERIA GUILD Certified