PalmBeach Jewelry 1/2 TCW Round Cubic Zirconia Sterling Silver Ear Pins Earrings 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: Ear Pin Achieve modern style status with cubic zirconia Ear Pins 1/2 carat T.W., in a sleek and sensuous wave design for both pierced and unpierced ears. Approximate 1" length. Sterling silver. (All carat weights are approximate and may vary slightly from those listed.)