TOLEDO, Ohio (AP) — An terribly uncommon dime whose whereabouts had remained a thriller for the reason that late Seventies has bought for simply over $500,000.

The coin, which was struck by the U.S. Mint in San Francisco in 1975, depicts President Franklin D. Roosevelt and is one among simply two identified to exist with out its distinctive “S” mint mark.

Three sisters from Ohio inherited the dime after the loss of life of their brother, who had saved it in a financial institution vault for greater than 40 years.

The coin bought for $506,250 in an internet public sale that concluded Sunday, in accordance with Ian Russell, president of GreatCollections, an public sale home based mostly in Irvine, California.

The one different identified instance of the “1975 ‘no S’ proof dime” bought at a 2019 public sale for $456,000 after which once more months later to a non-public collector.

The mint in San Francisco made greater than 2.8 million particular uncirculated “proof” units in 1975 that featured six cash and had been bought for $7. Collectors a number of years later found that two dimes from the set had been lacking the mint mark.

Russell mentioned the sisters from Ohio, who wished to stay nameless, instructed him that they inherited a type of two dimes however that their brother and mom purchased the primary error coin found in 1978 for $18,200, which might quantity to roughly $90,000 immediately. Their mother and father, who operated a dairy farm, noticed the coin as a monetary security internet.