
https://www.oahuscubadiving.com/2020/05/20/how-the-ssi-master-diver-program-works/
How to achieve the Master Diver rating with SSI As Island Divers Hawaii shifts its training focus from PADI courses to SSI, one common questions is how does this affect my progress towards the Master Diver rating. SSI calls this rating Master Diver and PADI calls it Master Scuba Diver.