Opal (OPAL) is a cryptocurrency . Opal has a current supply of 15,156,364.330655. The last known price of Opal is 0.00792159 USD and is down -0.70 over the last 24 hours. It is currently trading on 1 active market(s) with $0.00 traded over the last 24 hours. More information can be found at http://www.opal-coin.com. reference