I am planning my trip and consider to stay at Conrad Koh Samui . This will be my first time if stay here .Can someone please help with the following:

1) If I book standard tropical room with Hilton points , does this resort will give a complimentary room upgrade to Diamond member . If so, what type of room is normally given to Diamond/ gold level

2) Which room number is best to choose for tropical room category

3) What benefit diamond / gold receive at this resort .

Please advise and thank you