A Vintage Two Stone Diamond RingA Toi et Moi two stone ring containing old brilliant cut white diamonds, each 2. 4mm (0. 05 carats) illusion set in platinum. Head 7. 6x6mm, crossover style, each shoulder is platinum, the band tests as 18 carat yellow gold, and is stamped 18CT PLAT. Period assumed 1930 1940, a hallmark was not legally required. Weight 2. 7grams. Size L. We will resize free of charge if required.