Everyone knows that gems are measured in “Karát”, a 1 gram is equivalent to 5 Karát (ct). A 1 carat round brilliant diamond with a diameter of approximately 6.3 na 6.5 mm. Obvykle, the price of gemstones is calculated in carats. Například, if a ruby weighs 5 Karát, the total price is 55,000 RMB. […]
