These gemstones are absolutely natural and untreated at any level. The pictures that you see are taken in light to show you the nature of the gemstone.
Natural Green Diamonds: These diamonds get their color from natural radiation over millions of years. Their color can vary from light green to intense, vivid green. They are quite rare and can be very valuable.
Fancy Green Diamonds: These diamonds are treated to enhance their color. The treatment process usually involves exposing the diamonds to radiation or high temperatures.
