Pansuriya Impex offers a wonderful collection of certified diamonds, certified loose diamonds, Buy Diamonds Online at pansuriya. Uncut Diamonds are the diamonds that have been collected directly from the mines and usually have a yellow or brownish hue. Some uncut diamonds that are colorless, are extremely rare and hence they are priced highly. If an uncut diamond has several noticeable flaws, it will have to be cut out to remove them. Rough Diamond is mostly used for raw and antique jewelry. Using rough diamonds in jewelry nowadays is a growing trend.