PalmBeach Jewelry 5.15 TCW Round Cubic Zirconia 18k Gold-Plated "Circle" Wedding Ring Set Top Rated Seller - Trusted Since 1952 - 90 Day Guarantee - Easy Returns - Free PalmBeach Jewelry Gift Box 3.00 carat 9mm Round shaped center stone Cubic Zirconia is the premier diamond simulant; CZ is both affordable and brilliantly flawless. Ring Style: Bridal Set - Theme: Impressive Imposters, Modern Brides, Halo With 5.15 carats T.W. of mega-watt sparkle, this round cubic zirconia circle wedding ring set is a high fashion knock-out with its round and channel-set baguette cubic zirconia accents. Brilliant and believable! 18k gold-plated. Sizes 6-10. (All carat weights are approximate and may vary slightly from those listed.)