Ancient Greek Key Wedding Ring A stunning combination of polished cobalt ring, ceramic ring, or tungsten ring�and satin finished gold, this 7mm Ancient Greek Key Wedding Ring�is a spectacular piece of jewelry for discerning gents. The flush gold insert, available in rose, yellow or white gold, is carved with an Ancient Greek Pattern across the entire surface of the ring.� Available in 10kt, 14kt and 18kt options, and 9mm and 11mm widths, you can also engrave the inside!