Why are diamonds so expensive The reason why diamonds are expensive is not only because they are scarce, ولكن أيضًا لأنهم يصعب عليهم, مكلف, وإجراءات معالجة الماس المعقدة. سبب استدعاء الماس “ملك الأحجار الكريمة” by humans and become the most expensive gemstone species is because diamonds […]
