Wax Models of engagement rings and wedding ring cast into 18 carat white gold - see how we do it. This men’s wedding ring will be set with round diamonds all the way round the thick 18 carat white gold band. The shoulders on this diamond ring are set with three rows of diamonds. The top and bottom row will be set with round brilliant diamonds and the middle with baguette diamonds. This diamond engagement ring in 18 carat white gold will feature a striking, claw set princess cut diamond centre stone, flanked by two smaller princess cut diamonds.