Oval Cut Sapphire and Diamond Earrings in 14K White GoldThese 1. 96 carat oval cut sapphires look incredible with their . 36 carats of baguette cut diamonds. Set in 14 karat white gold to give these a cool color palette, the flat parallel mountings for the accent diamonds offer a bit of a difference to the classic stud earring. The deep blue color of the sapphires look amazing next to the accent diamonds and make these a memorable pair of earrings.