Ross-Simons - C. 1935 Vintage .50ct t. w. Diamond Filigree Ring in 18kt White Gold. Size 5. C. 1935. Bright all over and adorned with elegant filigree work, this Estate collection ring hailing from the Art Deco era is a true standout. Twinkling .50 ct. t. w. round Old Mine-cut diamonds, which graduate in size, are housed in geometric settings that float across the top of the breathtaking ring thanks to its open-space design. Crafted in gleaming 18kt white gold, this unique piece belongs in your Classic Collectible Diamond Ring With Vvs Clarity, Classic Platinum Diamond Ring Collectible, Classic Collectible Rings With Diamond Accents, Antique Diamond Ring With Vvs Clarity, Classic Rings With Diamond Accents For Collectors, Classic Hallmarked Platinum Rings, Classic Platinum Hallmarked Rings, Classic Platinum Rings Hallmarked, Antique Formal Diamond Ring With Single Cut Diamonds