A Christopher Designs platinum sapphire and diamond ring. The ring is composed of a center oval, thermally enhanced 4.23 carat blue sapphire. There are 16 diamonds set in a halo around the sapphire and eight graduated straight baguette diamonds down either side of the tapered shank with a row of diamonds on either side.  All 88 diamonds have a total weight of 2.13 carats and a color and clarity grade of I/SI1.