On September 1, Stack's Bowers conducted a Rarities Night session in California as part of this firm's post-ANA World's Fair of Money® auction extravaganza.
Auction lot photos of this item graded AU50
Coin Value History
1925 50c Stone Mountain, S.C. Counterstamp AU50
Counterstamped 1925 Stone Mountain Memorial. State Unit Auction Coin. Texas. TEXAS/FLA 200/100. Rarity-7. Die Stamp Location #2B. AU Details--Cleaned (NGC).
AU50
NGC
$3,904
Counterstamped 1925 Stone Mountain Memorial. State Award Coin. South Carolina. SC 74. Rarity-7. Die Stamp Location #4. AU-53 (PCGS).
AU53
PCGS
$2,318
Counterstamped 1925 Stone Mountain Memorial. State County Auction Coin. South Carolina. SC 8. Rarity-7. Die Stamp Location #4. MS-64 (NGC).
MS64
NGC
$6,100
1925 50C Stone Mountain -- Counterstamp SC 23 -- MS64 NGC. The 1925 Stone Mountain Memorial half dollars had a net distribu...
MS64
NGC
$3,360
1925 50C Stone Mountain -- S.C. #23 Counterstamp -- MS64 NGC. NGC Census: (0/0). PCGS Population: (0/0). MS64. Mintage 1,31...
MS64
NGC
$5,280
Counterstamped 1925 Stone Mountain Memorial. State Unit Auction Coin. South Carolina. S.C. 157. Rarity-5. Die Stamp Location #3. AU Details--Cleaned (NGC).
$1,159
Counterstamped 1925 Stone Mountain Memorial. State Unit Auction Coin. South Carolina. S.C. 104. Rarity-5. Die Stamp Location #2. VF Details--Improperly Cleaned (NGC).
$1,952
Greysheet News
Review Held for Dollars, Comic Art Coins and Medals
Commissioners reviewed reverse designs for the four American Innovation dollars scheduled to be released in 2028 and obverse and reverse designs for the 2027 issues in the Comic Art Coin and Medal Program.
11/6/2026
The Business of Numismatics: November 2026 Greysheet Editor's Letter
The rare coin market so far in 2026 has been somewhat volatile, with greater price swings happening over a shorter period of time when compared to historical norms.
11/4/2026
Events
Heritage Auctions: US Currency Tuesday Select Auction
Location: Heritage Auctions
Tuesday, September 1, 2026
Heritage Auctions: World Paper Money Tuesday Select Auction
Location: Heritage Auctions
Tuesday, September 1, 2026
Heritage Auctions: World & Ancient Coins ANA Signature Auction & Platinum Session
Location: Heritage Auctions
Tuesday, September 1, 2026





