Circa 2021, this 1.87mm thin 14k Yellow Gold and Diamond Engagement Semi Mounting features 4 prongs and is made to hold a 1.5cts or 7.5mm round diamond. 12 round full cut diamond accents total 0.12ctw. These diamonds are G/H color and VS clarity. Finger size is 6. Stamped 14k inside. Weight with CZ center is 3.6 grams.