From my confirmation letter earlier this month:

These are the benefits you will have as Titanium Bonvoy member:

• Private Invitation to Marriott Bonvoy Elite Reception
• Choice of In-Suite Welcome Gift (choices probably explained/offered during onboard check-in)
• Complimentary First Evening Laundry Pressing
• Priority Boarding and Departure

All the benefits can be visible into our online page: https://www.ritzcarltonyachtcollection.com/loyalty

You can redeem your points initial increment of 180,000 Points toward a $1,000 savings on the cruise only fare After the Initial Redemption members can redeem in increments of 90,000 Points toward $500 savings. Points redeemed do not cover taxes, fees and port expenses.

You will earn five (5) Points per $1 spend on the cruise only fare paid, there are no extra points based on the tier. Plus, your extra 75K points

The points you earn for your voyage will be added to you Marriott membership 14 days after your voyage.