Select Region
  • US
  • China
    • Only Natural Diamonds
    • Epic Diamonds
    • Inside The World of Diamonds
    • Style & Innovation
    • Hollywood & Pop Culture
    • Love & Diamonds
    • For Moments Like No Other
    • Sustainable Development
    • Diamonds 101
    • Find a Retailer
    • About Us
    • Join Our Mailing List
    • Follow us
    • Facebook
    • YouTube
    • Instagram
    • Twitter
    • Pinterest
    • LinkedIn
    • Natural Diamond Council
    • Diamond Professionals
    • Press
    • Follow Us
    • Twitter
    • LinkedIn
    • Facebook

    Nikos Koulis

    Designer Profile
    Oui Ring with White Diamond, White Diamond Baguettes and Black Enamel
    Nikos Koulis
    Oui Ring with White Diamond, White Diamond Baguettes and Black Enamel
     Designer Profile
    V Earring with White Diamonds and Black Enamel
    Nikos Koulis
    V Earring with White Diamonds and Black Enamel
     Designer Profile
    Oui Earring with Round and Baguette White Diamond and Black Enamel
    Nikos Koulis
    Oui Earring with Round and Baguette White Diamond and Black Enamel
     Designer Profile
    View All Jewelry
    Only Natural Diamonds, brought to you by the Natural Diamond Council, is the definitive destination for all things natural diamonds. We provide inspiration, insights and information on the world of real, natural diamonds recovered from the earth, including a behind-the-scenes look into the natural diamond industry, as well as the latest trends in diamond jewelry design to education and tips about how to buy the perfect engagement ring and other diamond jewelry.
    Join our mailing list
    • Our Mission
    • Press
    • Find a Retailer
    • Diamond Professionals
    • Terms of Service
    • Legal Notices
    • Privacy Policy
    • Exercise My Rights
    Connect with us
    • Follow us
    • Facebook
    • YouTube
    • Instagram
    • Twitter
    • Pinterest
    • LinkedIn

    Join our
    mailing list

    Sign up for diamond information, inspiration, and specials.