PalmBeach Jewelry 3.30 TCW Round Cubic Zirconia Platinum over Sterling Silver Eternity Band 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 Platinum Over Sterling Silver - Quality Stamp (.925) Cubic Zirconia is the premier diamond simulant; CZ is both affordable and brilliantly flawless. Ring Style: Eternity Inspired by coveted designer fantasy rings, this multi-row CZ eternity band is enhanced by round sparkling CZ accents for a knockout display of 3.30 carats T.W. Platinum over sterling silver. Sizes 6-10.