Giuseppe Di Bianco, an executive at Poste Italiane in Italy, found the gems at Nonna Maria restaurant in Salerno, Italy.
Di Bianco, who was out on a date with his girlfriend, called up the restaurant and asked the manager to prepare some of the fancy clams ahead of their visit, only to be told there were none in stock, 'The Local' reported.
Di Bianco then pleaded with the manager to replenish supplies, saying he had promised his girlfriend.
According to the 'Il Mattino' newspaper, the manager then brought fresh oysters from the nearby fish market.