Premium hotel group JW Marriott is to team up with a host of top-end brands to boost its services for luxury-loving guests, it has announced.

The new partnerships with nutrition, culinary, art, culture, accessories and wellness brands were designed to deliver a deeper luxury guest experience said JW Marriott.

Among the names will be leading auction house Christie’s, which is to provide “What Not to Miss Guides” at some of the hotels, as well as curating new exhibitions inside properties, beginning with an exclusive preview of unseen photos of the Beatles at the London Grosvenor House hotel on June 10.

A dazzling pearl and diamond tiara once owned by a celebrated member of Britain’s de Rothschild empire on Wednesday sold at a London auction for £1,161,250.

The bejewelled item belonged to Hannah de Rothschild, whom was at one time the richest woman in Britain and whom went on to marry dashing aristocrat and future prime minister the Earl of Rosebery.

Three pieces of jewellery owned by the countess of Rosebery were sold at Wednesday’s “Important Jewel Sale” at Christie’s auction house.

A series of auctions of high-end goods from fine wine to Imperial Chinese ceramics goes into full swing this weekend in Hong Kong, as the city challenges the dominance of New York and London.

The multi-million-dollar auctions are looking to cash in on the vast wealth of China’s growing number of millionaires keen to show off their newly-made cash.

Christie’s six-day Spring sale kicks off Friday with more than 2,700 lots, including a rare Patek Philippe watch and several pieces of contemporary art, that the house expects to rake in about HK$2.4 billion ($308 million).

One of 600 bottles of Romanée-Conti Wine from 1945 that were produced during the end of World War II, set a new world record price for a 750ml bottle of red burgundy at Christie’s auction sale in Geneva on May 17.

The legendary vintage of the bottle was estimated between $56,000 to $78,000, and was sold to a private U.S. collector for a whopping $123,919.

AFP has confirmed rumors that the late actress’s collection of baubles, estimated to be worth $150 million, will hit the auction block later this year.

“Film icon Elizabeth Taylor’s collection of jewelry, artwork, clothing, and memorabilia will be sold at auction, according to Christie’s auction house“.

A series of auctions will officially be announced this spring, with highlights including her famous 69-carat Taylor-Burton diamond.

A colossal self-portrait by “pope of pop” Andy Warhol has sold for $17.4 million at Christie’s in London, doubling pre-auction expectations.

The recently discovered 1967 piece, which measures 1.8 metres square, depicts Warhol with a hand to his mouth in what the auction house called “one of the most representative and iconic images of the artist”.

“It has been an incredibly exciting journey to work with a previously unknown work by Andy Warhol, particularly one with such historic importance,” Francis Outred, head of Post-War and Contemporary Art, Christie’s Europe said.