You will receive a random selection of gemstone of the appropriate weight. However, you are welcome to add a note under “Order Notes” in the shipping section. Use this to specify whether you would like smaller pieces, a single large piece, or whatever your special request may be. We also have thousands of products not on this shopping cart, so please feel free to ask if we have other products. You are also welcome to email us on sales@calypsogems.co.za