Diamond investment options to note

Diamond investment options to note, diamonds annual 3% to 6% rate of increase, it has a strong appreciation of space, just as now buy diamond jewelry, but also pay attention to the appreciation, there are many people to buy diamonds investment, what kind of diamond has investment value? How to buy. 
First, we must understand the diamond 4C 
Diamond Quality Diamond 4C is the decisive factor, so whether or investment are required to wear their understanding of Xiangxi, not every diamond has investment value, which is too low a level of quality diamonds will also be greatly reduced, with investment the value of its diamond diamond 4C must reach the appropriate level. 
Second, what kind of diamond investment value 
Diamond spatial average annual increase of 3% to 6%. Clarity and color the higher the level, the higher the carat, the higher the level of cut diamonds, room to grow even up to 15% to 20%. Have 1 carat diamond does not have investment value, more than 1 carat loose diamond of good quality best sell. 1 to 5 carats of loose diamonds should make short-term investments, more than 5 kt loose diamonds are suitable for long-term investment. 
Fourth, through formal channels to buy 
There are a lot of unsolicited diamonds, although the price a lot cheaper, but who proposed investment diamonds buying diamonds from the formal channels, just pick those with strong and reputable businesses, in case there are problems activist channels . 
Third, to avoid non-conflict diamonds to buy 
International diamond-producing Angola, Democratic Republic of Congo, Liberia, Botswana and so concentrated in Africa, however, gave a beautiful diamond natives of these countries bring disaster. Some anti-government deter mined diamonds come take advantage of the wealth to buy arms for the civil war, diamond mining process, there are also acts of inhumane treatment of the miners. So buy diamonds, we recommend obtain non-written proof of battlefield blood diamonds. 
V. Diamond necessarily written certificate of authenticity 
Be sure to buy with "identity card" of the diamond, which not only can it be guaranteed quality, but also facilitate the future sale. "Diamond card" is actually a diamond certificate can also be called a diamond grading certificates, diamond quality guarantee.