1 ct . Inside Outside Diamond Hoops created in 14k yellow gold and set with Top quality white diamonds. These hoops are amazing. Lenght = 1 " The shape is Oval instead of a perfect round so the hoops sit straight forward instead of going off to the side. They have a curved post back with flip lever closure. East to take on and off and the hoop will not open its own. Total Diamond weight = 1 ct .