This classic mounting engagement ring that is 6.3mm wide. Made in 18k, 14k 10k solid gold of your choice. And gold color Yellow, White or Rose gold. It measures 6.3mm wide at the top and tapers down to 2.3mm at the bottom. High polished mounting is fashioned in 4.9 Grams of 14K Gold, and is capable of holding any type of stone. Choose your center stone using the Setting Categories menu.