Taking a page from Jules Verne’s Twenty Thousand Leagues Under the Sea, the Austrian-based Migaloo Submarines will design, engineer, and build a private submersible yacht for anyone with deep-enough pockets. The yachts take the concept of privacy to a whole other level, as they can remain submerged both at anchor and when cruising between destinations. An offshoot of the design firm Motion Code: Blue (whose 918-foot supertanker luxury yacht concept Im?ra features a four-level ski resort with chair lift and ski…

As the silversmith to the last king of France and the House of Orléans, Christofle knows that everyone is entitled to a little royal treatment now and then—and what better way to celebrate a crowing achievement than with a crown of one’s own? Created in partnership with the Los Angeles–based interior designer Martyn Lawrence Bullard, Christofle’s latest series, Silver Kingdom, is a handcrafted pair of crowns from its Haute Orfèvrerie atelier. Bullard—an avid collector of silver spoons since the age of 9—took i…

In 1916, King Alfonso XIII of Spain commissioned an opulent palace hotel that would serve as a royal hideaway in the center of historic Seville. More than a decade of construction followed before the property—adorned with painted tiles, marble floors, and Moorish-style coffered ceilings—made its debut in 1929 with an elaborate celebration attended by the king and his wife, Queen Victoria Eugenie of Battenberg. Today, stepping into the Hotel Alfonso XIII is as enchanting as ever, thanks to a $25 million renovat…

Part supercar, part electric vehicle, and part robot, the Koenigsegg Regera is a truly unique offering in the luxury-car landscape. The signature Koenigsegg V-8 internal combustion engine offers 1,100 hp, but the car also employs a 700 hp electric system. Battery Drain Mode calculates individual driving behavior and ensures that the battery is fully drained upon arrival at the next destination or charging point, leaving the car ready for a full charge and reducing overall fuel consumption. The company claims t…

Visitors to the annual Baselworld watch and jewelry show are often bowled over by the sight of so many exotic complications, though these watches only rarely make it to the cases of most retailers. The debuts that are more likely to land on collector’s wrists are often simpler fare. These watches often have fewer distractions from their aesthetic mission, leading to original designs that are clean and eye-catching. Here are six timepieces from the fair that exude simple elegance. 

</di…

The second generation of Audi’s high-performance R8 sports car made its debut at the recent Geneva International Motor Show. While not much has changed from a design standpoint—its dimensions have increased slightly, giving the car more racecar-like proportions—the 2017 Audi R8 weighs about 100 pounds less than its predecessor. Two versions of the V-10 engine are available, offering 540 hp and 610 hp, respectively. With a maximum speed of 205 mph, the all-wheel-drive car can go from zero to 60 mph in less than…

The fractional aircraft ownership company PlaneSense, which currently operates a fleet consisting exclusively of Pilatus PC-12 turboprops, has placed an order for five Nextant 400XTi remanufactured business jets. The total purchase price was approximately $25.75 million. With the new jets, PlaneSense will be able to expand the mission range available to its members.

Cleveland’s Nextant Aerospace refurbishes older-model aircraft with upgraded engines, avionics, cabins, and more (what the company calls “reman…

Monaco’s Stefano Pastrovich, known for space-age yacht designs like the Alien and Sveti concepts, has introduced the 180-foot X-Easy. Following Patrovich’s unique classification system, based on an owner’s personality, the Parkour class’s X-Easy, along with X-Kids Stuff, will be for the young at heart who put family fun at the forefront. The aesthetic of an open-air beach house permeates all three decks of the yacht, with the stern of the main deck dedicated to a beach club with a fire pit and a bow terrace wi…