Old Mine Cut Diamond Eternity BandDiscover the enduring beauty of old mine cut diamonds. Originating in the early 18th century, these hand cut diamonds were designed to sparkle under candlelight. This stunning eternity band is crafted in 18K yellow gold and features 3. 31 cts. of old mine cut diamonds. An exquisite old world acquisition. Part of the Jewels by Grace Collection, featuring extraordinary pieces sourced from around the globe.