A life jacket worn by a Titanic survivor has been sold at auction for £670,000 ($906,000), far above its estimated value, according to the Associated Press (AP).The jacket belonged to Laura Mabel Francatelli, a first-class passenger on the RMS Titanic who survived the 1912 disaster. She was traveling with fashion designer Lucy Duff Gordon and her husband Cosmo Duff Gordon and ran aground in lifeboat no. 1.This rare item was auctioned by Henry Aldridge & Son in Devizes, England and sold over the phone to an anonymous bidder. It was expected to fetch between £250,000 and £350,000, but the final price went well beyond that range.The flotation device is signed by Francatelli and other survivors from the same lifeboat. It features canvas material, shoulder support and straps with cork-filled pockets.Auctioneer Andrew Aldridge said the strong sale reflected continued public interest in the Titanic story. He said, “These record-breaking prices reflect the continued interest in the Titanic story and the respect for the passengers and crew.”Another item from the same auction, a seat cushion from one of the Titanic’s lifeboats, sold for £390,000. It was purchased by the owners of the Titanic Museums in the United States.The RMS Titanic sank after hitting an iceberg on April 15, 1912, during its maiden voyage from England to New York. Of the approximately 2,200 people on board, approximately 1,500 lost their lives, while only 700 survived.The ship remains one of the most famous maritime disasters, whose memorabilia continues to attract global interest