Master of Maritime and Coastal Archaeology, Aix-Marseille University, Check this out.
A pretty good list from the Advisory Council on Underwater Archaeology:
No need to reinvent the wheel!
New Programs out there:
Malta: https://www.um.edu.mt/icp/ma-marine-archaeology
Portugal: http://portal.ipt.pt/portal/portal/posgradArqSub
Southern Denmark: http://www.maritimearchaeology.dk/
UK: Bournemouth University:
