When a jeweller looks through the small magnifying glass at diamonds, what are they looking for? I know they can tell if a diamond is fake or not but what do they look for? What is, or isn't, in the...
Please can you help? 9 What is the unit of weight for Diamonds - I thought it was carat but I've also seen grain 13 What is the geometric shape of a diamond? Obviously not diamond shaped 15 Which...