When we purchase stones from customers, we can use this feature. Then automatically the purchased item will be added to the stock.
On clicking, ‘stone/less inward/ purchase’ we get
At first, when we purchase stones, click on (+)
Fill up the details, and save it. On saving the stones will be added to the stock and on record. On clicking the 'action' we get many options. We can use it as per our requirements.