First, in order for a current Diamond owner to stay at Hilton resorts outside the HVC portfolio, they must upgrade to HGV Max. Similarly, if an exisiting Hilton owner would like to visit Diamond resorts, they must upgrade to HGV Max.
HGV Max is available to owners and features six different levels of membership: Member, Preferred, Preferred+, Premier, Premier+, and Centum+. Each level offers a wide range of benefits, yet all allow you to use your ClubPoints to customize your vacations. Access vacation experiences, such as cruises, yacht charters, tours, and more. You can also convert your ClubPoints to Hilton Honors points and save on reservations. What’s more, HGV Max members can enjoy a six-month reservation window, as well as priority access to accommodations.