A jeweller with the Faberge Egg, one of the eight missing Faberge imperial eggs that was found at a flea market in the American Midwest. Lefteris Pitarakis / AP
Both buyer and seller want to remain anonymous, and did not disclose the sale price — but experts note that a non-imperial Faberge egg sold at Christie’s for $18.5m in 2007. Olivia Harris / Reuters
Only 50 of the imperial eggs were made for the royal family, and eight remained missing before the latest find, though only three of those are known to have survived the Russian revolution. Andrew Cowie / AFP
It will be on display at Wartski’s London showroom April 14-17, the first time it will have been seen in public for 112 years. Andy Rain / EPA