![As bragging rights go, one of the world's largest suites at sea comes in at a cool $10,000 or so a night aboard the Regent Seven Seas Explorer.](https://media.cnn.com/api/v1/images/stellar/prod/171221104534-suites-at-sea-regent-seven-seas-living-room.jpg?q=w_2700,h_1797,x_0,y_0,c_fill/h_447)
As bragging rights go, one of the world's largest suites at sea comes in at a cool $10,000 or so a night aboard the Regent Seven Seas Explorer.
![For your money, you get an enormous 4,400 square feet of space, including a custom Steinway grand piano and an in-suite spa with full sauna.](https://media.cnn.com/api/v1/images/stellar/prod/171221105914-suites-at-sea-regent-seven-seas-bedroom.jpg?q=w_2700,h_1848,x_0,y_0,c_fill/h_447)
For your money, you get an enormous 4,400 square feet of space, including a custom Steinway grand piano and an in-suite spa with full sauna.
![The 1,345 square-foot Crystal Penthouse aboard Crystal Serenity comprises a living room, den, dining area with ocean view, two bedrooms and, naturally, a butler's pantry.](https://media.cnn.com/api/v1/images/stellar/prod/171221105355-suites-at-sea-crystal-serenity-living-room.jpg?q=w_4724,h_3189,x_0,y_0,c_fill/h_447)
The 1,345 square-foot Crystal Penthouse aboard Crystal Serenity comprises a living room, den, dining area with ocean view, two bedrooms and, naturally, a butler's pantry.
![The master bathroom features a heated marble bench in the glass shower, lest your buns get chilly, while you can also admire the ocean view from your Duravit flotation tub.](https://media.cnn.com/api/v1/images/stellar/prod/171221105606-suites-at-sea-crystal-serenity-bathroom.jpg?q=w_2700,h_1802,x_0,y_0,c_fill/h_447)
The master bathroom features a heated marble bench in the glass shower, lest your buns get chilly, while you can also admire the ocean view from your Duravit flotation tub.
![A completely different nautical experience comes aboard the 12-person MY The Wellesley superyacht that sleeps twelve in stylish Art Deco interiors.](https://media.cnn.com/api/v1/images/stellar/prod/171221110757-suites-at-sea-wellesley-deck.jpg?q=w_2296,h_1533,x_0,y_0,c_fill/h_447)
A completely different nautical experience comes aboard the 12-person MY The Wellesley superyacht that sleeps twelve in stylish Art Deco interiors.
![The lower deck Master Suite features leather paneling, mahogany and bronze details, not to mention the mandatory walk-in closet.](https://media.cnn.com/api/v1/images/stellar/prod/171221110621-suites-at-sea-wellesley-master-suite.jpg?q=w_3543,h_2372,x_0,y_0,c_fill/h_447)
The lower deck Master Suite features leather paneling, mahogany and bronze details, not to mention the mandatory walk-in closet.
![Seabourn's latest ship, the Seabourn Encore, launched in 2017 and its Wintergarden Suite is the most luxurious and largest.](https://media.cnn.com/api/v1/images/stellar/prod/171221111535-suites-at-sea-seabourn-tub.jpg?q=w_2082,h_1561,x_0,y_0,c_fill/h_447)
Seabourn's latest ship, the Seabourn Encore, launched in 2017 and its Wintergarden Suite is the most luxurious and largest.
![Wintergarden Suite guests can kick back in 1,550 square feet of indoor and outdoor space including two bedrooms, two private verandas and a dining room seating six.](https://media.cnn.com/api/v1/images/stellar/prod/171221111331-suites-at-sea-seabourn-encore-livingroom.jpg?q=w_4341,h_2965,x_0,y_0,c_fill/h_447)
Wintergarden Suite guests can kick back in 1,550 square feet of indoor and outdoor space including two bedrooms, two private verandas and a dining room seating six.
![Amongst the 1,250 guests on board the Oceania Riviera, Owner's Suite occupants win the biggest suite prize hands-down thanks to more than 2,000 square feet of space.](https://media.cnn.com/api/v1/images/stellar/prod/171221111910-suites-at-sea-oceania-riviera-owners-suite-balcony.jpg?q=w_2100,h_1400,x_0,y_0,c_fill/h_447)
Amongst the 1,250 guests on board the Oceania Riviera, Owner's Suite occupants win the biggest suite prize hands-down thanks to more than 2,000 square feet of space.
![The suite includes a living room, dining room and master bedroom while there's even a self-playing piano, so you can pick a tune to be serenaded by.](https://media.cnn.com/api/v1/images/stellar/prod/171221112003-suites-at-sea-oceania-riviera-owners-suite-foyer.jpg?q=w_4752,h_3168,x_0,y_0,c_fill/h_447)
The suite includes a living room, dining room and master bedroom while there's even a self-playing piano, so you can pick a tune to be serenaded by.
![At 575 square feet, Windstar Owner's Suites provide sweeping ocean views as well as a separate living room and dining area.](https://media.cnn.com/api/v1/images/stellar/prod/171221112353-suites-at-sea-windstar-star-pride.jpg?q=w_4145,h_2180,x_0,y_0,c_fill/h_447)
At 575 square feet, Windstar Owner's Suites provide sweeping ocean views as well as a separate living room and dining area.
![Perfect for families or groups of friends, the duplex Garden Penthouse aboard the Genting Dream sleeps up to six people in 2,400 square feet of luxury.](https://media.cnn.com/api/v1/images/stellar/prod/171221112757-suites-at-sea-genting-dream-garden-penthouse.jpg?q=w_2135,h_1344,x_0,y_0,c_fill/h_447)
Perfect for families or groups of friends, the duplex Garden Penthouse aboard the Genting Dream sleeps up to six people in 2,400 square feet of luxury.
![Alila Purnama is a traditional Indonesian wooden two-masted boat bathed in luxury.](https://media.cnn.com/api/v1/images/stellar/prod/171221113057-suites-at-sea-alila-purnama.jpg?q=w_2187,h_1458,x_0,y_0,c_fill/h_447)
Alila Purnama is a traditional Indonesian wooden two-masted boat bathed in luxury.
![The Sriwijaya Master Suite aboard Alila Purnama features wraparound windows giving 180-degree views of the incredible island landscapes.](https://media.cnn.com/api/v1/images/stellar/prod/171221113138-suites-at-sea-alila-purnama-mastersuite.jpg?q=w_2060,h_1313,x_0,y_0,c_fill/h_447)
The Sriwijaya Master Suite aboard Alila Purnama features wraparound windows giving 180-degree views of the incredible island landscapes.
![A floating windjammer palace built in 1931, the Sea Cloud features two Owner's Cabins. One features masculine wood paneling.](https://media.cnn.com/api/v1/images/stellar/prod/171221113558-suites-at-sea-seacloud-cruises-paneled-bedroom.jpg?q=w_1772,h_1329,x_0,y_0,c_fill/h_447)
A floating windjammer palace built in 1931, the Sea Cloud features two Owner's Cabins. One features masculine wood paneling.
![The Sea Cloud's second Owner's Cabin is on the opposite end of the spectrum, with a decidedly luxurious feminine appeal.](https://media.cnn.com/api/v1/images/stellar/prod/171221113439-suites-at-sea-seacloud-owners-suite-bedroom.jpg?q=w_3431,h_2573,x_0,y_0,c_fill/h_447)
The Sea Cloud's second Owner's Cabin is on the opposite end of the spectrum, with a decidedly luxurious feminine appeal.
![The M/Y Grace yacht was named after the iconic Princess Grace of Monaco, as was the new Grace Kelly Suite designed by Adriana Hoyos.](https://media.cnn.com/api/v1/images/stellar/prod/171221114647-suites-at-sea-quasar-grace-kelly-suite.jpg?q=w_2666,h_1777,x_0,y_0,c_fill/h_447)
The M/Y Grace yacht was named after the iconic Princess Grace of Monaco, as was the new Grace Kelly Suite designed by Adriana Hoyos.
![While it's not a suite at sea, the 401 square-foot Royal Suite on Uniworld's S.S. Catherine offers special views of the Seine and Rhone rivers from its open-air balcony and living room.](https://media.cnn.com/api/v1/images/stellar/prod/171221113724-suites-at-sea-uniworld-ss-catherine-royal-suite.jpg?q=w_3600,h_2400,x_0,y_0,c_fill/h_447)
While it's not a suite at sea, the 401 square-foot Royal Suite on Uniworld's S.S. Catherine offers special views of the Seine and Rhone rivers from its open-air balcony and living room.
![The classic Dutch schooner Adelaar is a sailing yacht for true connoisseurs. It was built way back in 1902 before being completely refitted in 2011.](https://media.cnn.com/api/v1/images/stellar/prod/171221115808-suites-at-sea-adelaar.jpg?q=w_2567,h_1711,x_0,y_0,c_fill/h_447)
The classic Dutch schooner Adelaar is a sailing yacht for true connoisseurs. It was built way back in 1902 before being completely refitted in 2011.