Everyone knows that gems are measured in “quilates”, e 1 gram is equivalent to 5 quilates (ct). UM 1 carat round brilliant diamond with a diameter of approximately 6.3 para 6.5 mm. Geralmente, the price of gemstones is calculated in carats. Por exemplo, if a ruby weighs 5 quilates, the total price is 55,000 RMB. […]
