Another famous Brit got a big sapphire engagement ring! Australian cricket player Shane Warne proposed to actress and breast cancer activist Elizabeth Hurley with a square-cut sapphire flanked by two trillion-cut white diamonds this weekend. At MALKA Diamonds we have seen a huge interest in colored stones over the last year, especially Sapphire. Take a peek at what is in our window case. It's a 3.27ct Sapphire in 18 karat white gold with 1.00 carat total weight round diamonds.