Spanish chef Ferran Adrià will be selling off the contents of the wine cellar from his now-shuttered restaurant El Bulli in two separate auctions to be held next year.

The piano used as the prop for the key flashback scene between Humphrey Bogart and Ingrid Bergman in “Casablanca” will go on sale next month.

A rare surviving first model of the Apple computer — a stripped down, clunky device that bears no resemblance to today’s sleek gadgets — sold for $374,000 at auction in New York on Friday.

A centuries-old diamond passed down through generations of European royalty fetched nine million Swiss francs ($9.7 million) at auction in Geneva on Tuesday.

The 34.98-carat “Beau Sancy” diamond measures 2.3 centimetres in height, is 1.9 cm wide and 1.1 cm deep.

Passed down through the royal families of France, England, Prussia and the Netherlands, the Beau de Sancy has witnessed 400 years of European history.

Sotheby’s has launched its own private-label champagne, the first from an auction house. A bottle costs $29.99 and a magnum $69.95.

The bubbly is being produced by sixth-generation French champagne house R & L Legras, which supplies many Michelin-starred restaurants such as Guy Savoy, La Tour d’Argent and Ledoyen.

The in-house brand will also be served at Sotheby’s events around the world including New York, London, and Hong Kong.

The only privately owned version of Edvard Munch’s “The Scream” set a world record Wednesday when it sold for $119.9 million at Sotheby’s in New York.

Heated competition between seven bidders took the price to the highest for a work of art at auction in just 12 minutes, sparking applause.

The previous record was held by Picasso’s Nude, Green Leaves, and Bust which sold in 2010 for $106.5 million.