Art Deco Style Colombian Emerald Diamond Target Cocktail Ring Platinum, 1990s

Art Deco Emerald and Diamond Engagement Ring in Platinum, by Portuguese goldsmith Carlos Joaquim Xavier, 1940s/1950s. This jewel features a vibrant green circular emerald weighing ap...

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...

Certified Colombian emerald and diamond oval engagement or cocktail ring, French, 21st Century. A striking jewel featuring a fabulous oval Colombian emerald weighing approximately 4....

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...

Discover this exquisite emerald ring featuring a 5.98‑carat Colombian emerald, masterfully emerald‑cut and bezel‑set in warm 18k yellow gold. The vivid, saturated green center stone...

3.31 Carat vivid green natural Emerald center stone mounted with 2 carats in diamonds and set in platinum. Signed "Limon". A dazzling ring that portrays value and class. The center ...

What a stunning combination! We absolutely love every bit of this unique Art Deco, 1920 - 1940, Cocktail Ring. Accenting the ring are: 3 - Carre Cut Diamonds; 0.2 Carat Each, FG C...

This remarkable ring showcases an awe-inspiring 5.05 Carat Emerald as its centerpiece, radiating an enchanting and exceedingly rare green hue. Though the pictures provided capture it...