From the Oui Collection. These 18K-white-gold stud earrings by Nikos Koulis feature an Asscher-cut diamond center framed with black enamel. Diamond, 0.65 tcw Black enamel 18K white gold Post backs Imported SIZE Earring size, about.25. Fashion Jewelry - Fashion Designer > Nikos Koulis > Saks Fifth Avenue > Barneys. Nikos Koulis.
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