Magnificent 14K Yellow Gold 2 Carat Sapphire Diamond Engagement Ring. This gorgeous piece features an oval natural sapphire weighing 2 carats and numerous brilliant round diamonds totaling .90 carats. The top of the ring measures 5/8 of an inch long by 3/8 of inch wide. The ring is a size 8.25 and sizing is available for an additional charge. The item weighs 6.8 grams.