These are an authentic TIFFANY Platinum Diamond 1.42ctw Round Solitaire Earrings. These solitaire diamond stud earrings feature two round brilliant cut diamonds, approximately 1.42 total carat weight with H color and VS1 clarity, and are set in four prong platinum settings. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.