Whitman Expo
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.
No F15 photos on record yet — showing auction lots of this item in other grades
Coin Value History
1928-S 25c Inverted Mintmark, FS-501 F15
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1928-S 25C Inverted Mintmark, FS-501, Good 6 PCGS. PCGS Population (4/30). NGC Census: (0/0)....
G6
PCGS
$74
1928-S 25C Inverted Mintmark, FS-501, VF25 PCGS. PCGS Population (7/5). NGC Census: (0/0)....
VF25
PCGS
$123
1928-S 25C Inverted Mintmark Good 4 PCGS. FS-501. PCGS Population (3/1514). NGC Census: (2/912). Mintage: 2,644,000. Numism...
G4
PCGS
$78
25C 1928-S INVERTED MM, FS-501. PCGS AU53 CAC
AU53
PCGS
$441
1928-S 25C Inverted Mintmark, FS-501, MS64+ PCGS. CAC. PCGS Population: 2 in 64 (1 in 64+), 8 finer (6/26). CDN: $650 W...
MS64
PCGS
$915
25C 1928-S INVERTED MINTMARK. FS-501. PCGS MS64
MS64
PCGS
$646
1928-S Standing Liberty Quarter. FS-501. Inverted Mintmark. MS-65+ (PCGS).
MS65
PCGS
$576
Greysheet News
1796 Coin in Post-ANA Auction Rarities Session
11/9/2026
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