Yes, it can be.
If you can sell a diamond for more than you paid for it, you can make a profit.
blue diamond
diamond rings
Inventory methods include first in-first out, or other logical method. In this case, however, diamond traders probably keep inventory records and execute trades in methods that are the most profitable at the time of the trade.
They are profitable.
is toyota profitable?
For some people telecommunications is profitable.
Cattle drivers were not profitable.
Its very profitable
very profitable :)
The opposite word of profitable is : unprofitable
No, the acela train is not a profitable one.
The Greek word for "Profitable" is "επικερδής".