【Shiny Black Diamond & Onyx】 Every CZ stone is hand-selected 5A quality, which are totally clean and transparent, similar shining with real diamonds. We adopt 0.3μm plating for 5 times. It can ensure each earring reflects plenty of light to create that bling-bling effect. 【No Fade & Nickel-Free Hypoallergenic Studs】 The iced out stud earrings are made of sterling silver, will assures no color fading for 3-5 years. And Lead and nickel-free hypoallergenic plated stud are safe for sensitive ears. 【Unique Lettering & Classic Design-Perfect Gift】Simple full diamond onyx & Engraved with Roman numerals and our brand KRKC&CO & Letterback, and cool fashion earrings definitely matched your everyday outfits look. Perfect for birthday, anniversaries, Christmas, Mother's Day gifts for him, parents, father. 【Convenient To Wear & Delicate Small Stud 】 The four prong set with onyx princesscut CZ stones are secured with butterfly backings for easy and secure wear. Diameter Size: Round: 7.5mm, which is suitable for men&women 【KRKC&CO CUSTOMER SERVICE】Customer satisfaction is our top priority. We can offer 30-day return, 365-day warranty. Contact us if you have any issue.