the square of the weight is multiplied by the price of a single carat; so that, for example, a rough stone of three carats costs 3x3x 2 or 18. It is similar with : cut diamonds, and in 1850 the ...

The man-made diamond boom is over, and prices for ultra-trendy lab-grown diamonds ... you're the only one with a three-carat diamond. But … if you go to a wedding these days, you're just looking ...

Polished diamond prices continued their downward trend in October, though the frequency and magnitude of price drops showed ...