Thanks for shopping our vintage estate store. We tend to sell well below wholesale & truly hope you enjoy all of our items. Many of the items are one of a kind, so please enjoy scrolling through the pictures & hopefully something will catch your eye. Brown spots are from camera. Nice estate 10k yellow gold natural 1ct tanzanite studs. They are a beautiful in color. Gems are testing natural & these are lite weight studs. Size: 4.5mm 1/4" by 6.5mm Gem: 5.5mm by 4.5mm Weight: .60 gram Carat: .50ct per stud Natural tanzanite stones are .50ct tw each for a total of 1ct & they are natural. Very pretty earrings. Marked 10k & backs are included. 6mm 1/4" Estate New 10K Yellow Gold Natural 1Ct Oval Tanzanite Earrings Studs Ge213