I would cut more sparkle into the ruby, change it's shape---RUBY AND DIAMOND RING. Centring on a cushion-shaped ruby within a stylised ballerina surround set with tapered baguette diamonds, mounted in platinum
This vivid blue diamond ring was sold at the Sotheby's auction for million. The ring weighs six carats and has a beautiful blue diamond. The diamonds are set on a platinum ring with emerald cut diamonds on both the sides of the blue diamond.