HomeServicesInspections & SurveysVessel Anniversary Dates Vessel Anniversary Dates – O Select the first letter of the name of the ship you are looking for: ABCDEFGHIJKLMNOPQRSTUVWYZ Ship Name Official Number Anniversary OAK SPIRIT 7000660 19-Oct OASIS OF THE SEAS 9000296 28-Jan OBROVAC 7000707 19-Jun OCCITAN BARSAC 7000557 7-Aug OCCITAN KEY 7000942 23-Aug OCCITAN SKY 730896 26-Jul OCEAN ADVENTURER 730585 2-Apr* OCEAN ATLANTIC 7000819 30-Sep OCEAN DIAMOND 8001990 15-Mar OCEAN DOMINA 7000570 4-Sep OCEAN DUKE 7000577 11-Oct OCEAN ENDEAVOUR 7000816 19-Sep OCEAN EUROPE 8001924 21-Oct OCEAN FORTUNE 7000688 11-Nov OCEAN MERMAID 7000687 31-Jan OCEAN NOVA 8001294 3-Feb OCEAN PEARL 7001105 7-Feb OCEAN PEARL 8002020 24-Aug OCEAN PEARL 384581 OCEAN SEA 8000986 28-May OCEANIC 7000977 25-Jan OCEANIS 8000321 30-May ODELMAR 7000993 27-Jul ODMINA 728094 ODN I 8001782 24-Jul ODN II 8001783 6-Sep OFFSHORE STRATEGY 1 12-Jul OHIO 8001591 30-Apr OKEANIS 8000596 OLYMPIC ELENA 7000935 4-Aug OLYMPIC PRINCESS 7000941 4-Aug OLYMPIC PROMOTER 7000936 4-Aug OLYMPUS 7000553 3-Aug ONYX ARROW 8000962 17-Jun OPAL LEADER 8001256 25-Jul OPTIMA 8001864 16-Sep OPUS TIGER 1 7000559 29-Sep ORACLE 8001534 7-Oct ORANGE SEA 7001081 22-Apr ORANGE SPIRIT 7001080 18-Mar ORAWA 8001517 19-Sep ORFEAS 8001408 25-May ORIENT QUEEN 7000960 27-Oct ORIENTAL REEFER 7001355 15-Apr ORMOS 7001201 10-Apr ORNAK 8001781 16-Dec OSCAR WILDE 8001403 5-Dec OSPREY 7000869 12-Feb OVATION OF THE SEAS 7000799 8-Jul