After obtaining the card, you are directly granted Gold status.
Then, if you stay 8 nights within 90 days, you maintain Gold status until March 2025.
If you stay for 14 nights, your status upgrades to Diamond, valid until March 2025.
If you stay less than 7 nights, you will be downgraded after 90 days, and the required information for downgrade is: card number + password.
If you do not have an account, then name + email is needed. In short, Benefits of Gold status include: breakfast + late check-out + room upgrades, etc. Benefits of Diamond status include: executive benefits (breakfast, afternoon tea, Happy Hour) + late check-out + room upgrades, etc.