Màu kim cương được phân loại theo độ trắng hoặc không màu của viên kim cương. GIA xếp hạng kim cương từ D đến Z, với D là không màu nhất, và Z chứa tông màu nâu hoặc vàng đáng chú ý.
Giá cả của kim cương thường phản ánh những cấp độ này - đôi khi rất đáng kể.. Trong hầu hết các trường hợp, the naked eye cannot tell the difference between two adjacent color graded diamonds, though the price difference may be significant.
The most critical aspect with Color is to determine if it appears colorless in relation to its setting. You also want to be certain that a diamond is clear of any tinting that takes away or interferes with white and colored light reflections. The K Color in this Cushion Cut Diamond, Ví dụ, distracts from the sparkle of the diamond while this I Color Diamond is radiant.
sáng chói, or sparkle, is created from the way the diamond is cut. It is not advantageous to purchase a diamond that distracts from this important principal characteristic.
As a general recommendation, review each diamond closely and ask for the assistance of an expert. This is the best way to ensure you’re not paying for a feature (tức là. too high of Color grade) that will go unnoticed, or purchasing a diamond that distracts or interferes with light reflection.
Ghi chú: Certain colored diamonds are valued stones, like a fancy pink or green diamond. Color grades for these diamonds are distinctly different than traditional “white” diamonds.