Sapphires are among the most durable naturally occurring elements in the world. … The only natural item that can scratch a sapphire is a diamond, which has a 10 on the Mohs Scale. The durability of sapphires makes them an excellent choice for engagement rings and other jewelry you plan to wear every day.

Shape : Round
Size : 6MM
weight :1.00 to 1.30 carat per gemstone Approx.*