32.5mm diameter, 13.5 grams
Thank you for contacting Mearto with your appraisal inquiry. Based on the photographs and description provided, the subject of this appraisal is a 1815 United States Half Dollar Coin. Only 47,150 half dollars were minted in 1815, making this coin a sought after piece in the collector's market.
According to the current owner, the piece was acquired via inheritance. The coin is not graded, but would be estimated to be between extremely fine and about uncirculated condition based on the wear observed in certain areas of the coin, including the clasp on the bust and in certain areas near the edges of the coin.
Due to the value of the coin varying widely based on a grade provided by a professional coin grading/authentication service, it is advisable that the coin be slabbed and graded a group such as PCGS.
Based on book values and recent price trends, in consideration of the factors noted, a Fair Market Value (pre-auction estimate) of this piece would be estimated at $4,500 to $7,500.