Block of diamond is a better way to store diamonds and can also be used for decoration.
You just need Diamonds to make a block of diamond Please follow the following steps to make Block Of Diamond.
Diamonds
In order to make a block of diamond, the basic item that you will need to find and get is diamond. Use your iron pickaxe and collect at least nine diamonds.
Block of Diamond
After collecting the diamonds you need to use the crafting table to craft a block of diamond. Head towards the crafting table and open up 3*3 crafting grid. Add nine diamonds in it to simply get a block of diamond in the right-side box of the grid. Add this Block of diamond in your “ready to use” stock.