Measuring approx. 3 1/8 x 15/16 inch, centering a Marquise cut diamond weighing approx. 0.50ct., additionally set with twelve Baguette cut diamonds, four Half Moon cut diamonds and numerous Old European, Round Brilliant & Single cut diamonds weighing approx. 5.50ctw., and sapphires weighing approx. 1.50ctw., fashioned in platinum. On a contemporary platinum chain.