Bidspirit auction | 18K Yellow Gold, Star Ruby

18K Yellow Gold, Star Ruby and Diamond Ring - containing one oval cabochon cut natural star ruby (unheated) weighing approximately 13.5 carats and 28 round single cut natural diamonds weighing approximately 0.28 carat total. Stamp: 750 SC Weight: 11.5 grams Ring Size: 5.5 Ruby Characteristics: measuring 12.5 x 11.5 x 9.2 mm, no evidence of heat present