1950s-1960s 19ct Aquamarine Diamond Cocktail Cluster Ring White Gold Portugal

Mid-Century Aquamarine and Diamond Cocktail Ring in White Gold, Circa 1950s–1960s. At its heart lies a mesmerizing emerald-cut aquamarine of approximately 5.30 carats—its crystallin...

Contemporary Toi-et-Moi Blue Topaz and Diamond Cocktail Ring in 19.2kt White Gold, Portuguese. A strikingly modern reinterpretation of the romantic toi-et-moi form, this Portuguese r...

Mid-Century Aquamarine Cocktail Ring in 18kt Rose Gold, France, circa 1950s–1960s. A masterclass in sculptural glamour, this French Mid-Century cocktail ring centers on a striking e...

Leitão & Irmão Mid-Century Emerald and Diamond Platinum Cocktail Ring, Portugal, 1950s–1960s, in Original Case. A striking mid-century cocktail ring by Leitão & Irmão, the historic Portuguese jeweller to the Royal House, masterfully blending vivid emeralds with a scintillating diamond ensemble. The design centres on a round brilliant-cut diamond with approximately 1.20 carats, framed by a pair of square emerald-cut emeralds of deep, saturated green, weighing an estimated 2.00 carats in total. The trio is encircled by a dynamic halo of twenty marquise brilliant-cut diamonds, together weighing around 2.40 carats, their precise arrangement radiating brilliance from every angle. Exquisitely crafted in platinum and bearing the Lisbon hallmark (1938–1984) for platinum 500, as well as the maker’s mark for Leitão & Irmão, this jewel embodies the refined glamour of the 1950s–60s era — a time when bold form met impeccable craftsmanship. Presented in its original red leather fitted case, stamped “Leitão & Irmão, Antigos Joalheiros da Coroa, Lisboa”, this piece is a rare survivor of Portugal’s mid...

This exquisite piece features a stunning 11.03ct oval-cut aquamarine, showcasing a captivating blue hue. The aquamarine is encircled by a halo of brilliant white diamonds, with a tot...

Simply Beautiful! Finely detailed Aquamarine and Diamond Platinum Vintage Ballerina Ring. Centering a securely nestled Hand set Oval Aquamarine Gemstone, weighing approx. 10.40 Carat...

This ring showcases the legendary craftsmanship of Oscar Heyman, America's premier jewelry house. At the heart of the design is a 6.39-carat oval aquamarine, prized for its exception...

Aquamarine and diamond cluster ring. Centrally set with an oval cut natural Aquamarine in an open back claw setting with an approximate weight of 9.00 carats, encircled by twenty-eig...