2 Piece 3.40 TCW Round Cubic Zirconia Stud and Earring Jacket Set in Platinum over Sterling Silver FREE SHIPPING on orders of $30.00 or more - Top Rated Seller - Trusted Since 1952 - 90 Day Guarantee - Easy Returns - Free PalmBeach Jewelry Gift Box Sterling Silver - Quality Stamp (.925) Cubic Zirconia is the premier diamond simulant; CZ is both affordable and brilliantly flawless. Earring Style: Stud - Theme: Essentials Two looks in one! Wear these cz earrings with our without their flower jackets. 3.40 carats T.W. Platinum over sterling silver.