
Diana Cruises — 6 Star
Diana
6-Star Cruise
Launched in October 2025. Ninety-five metres, seven decks and fifty-six balcony cabins, built on a Damen double hull and sailing Tuan Chau to Lan Ha Bay.
Preview build — photography, vessel data and contacts are genuine; rates and a few figures still to be supplied.

Luxury Cruising in Ha Long & Lan Ha Bay
Diana Cruises and Venus Cruise — two ways to sail the limestone seascapes of northern Vietnam, from Tuan Chau Harbour into the quiet water of Lan Ha Bay.
The Fleet
Two cruise brands, one standard of service.

Diana Cruises — 6 Star
6-Star Cruise
Launched in October 2025. Ninety-five metres, seven decks and fifty-six balcony cabins, built on a Damen double hull and sailing Tuan Chau to Lan Ha Bay.

Venus Cruise — 5 Star
5-Star Cruise
The warmer, quieter sister ship. Four suite categories — Senior, Executive, Family and Pearl — with a restaurant, spa and lounge overlooking the bay.
On Board
Eleven categories across two vessels — every one with a private balcony.
View suites
Buffet lunches, Vietnamese set dinners and afternoon tea on the sundeck.
Explore dining
Kayaking at Tra Bau, tea ceremony, Dong Ho painting, squid fishing.
Explore experiences
The Destination
Our vessels sail from Tuan Chau Harbour into Lan Ha Bay — a quieter extension of Ha Long Bay, added to the UNESCO World Heritage listing in September 2023.
Explore the Bay
Choose Diana Cruises — 6 Star or Venus Cruise — 5 Star.