Lady's Platinum Sapphire & Diamond Earrings. Contains: Two Natural Oval Shape Sapphires. Weight Approx: 6.00cttw, Color: Blue, Origin: Thailand. Twenty-Four Natural Round Brilliant Cut Diamonds. Weight Approx: 3.00cttw, Color: G-H, Clarity: VS1 / VS2. A prestigious pair of almost perfectly matched natural Thailand sapphire earrings, weighing 6 carats total, and 3 carats of fine white diamonds. What makes these great is the fact they are almost flawless.