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 PR70 DCAM
Coin Value History
1855 G$50 Kellogg & Co., Commemorative Restrike PR DCAM PR70 DCAM
1855 Kellogg $50 PCGS Gem Proof 70 (S.S. Central America Commemorative Restrike) - Vault Value!
PR70
PCGS
$3,950
1855 $50 S.S.C.A. Relic Gold Medal "1855 Kellogg & Co. Fifty" PR69 Deep Cameo PCGS. PCGS Population: (61/0). NG...
PR69
PCGS
$4,920
S.S. Central America: 1855 Kellogg Restrike $50 PCGS Gem Proof
PR69
PCGS
$5,900
2009 Humbert Commemorative Restrike Octagonal $50 NGC Gem Proof UCAM
PR65
NGC
$5,500
S.S. Central America: 1855 Kellogg Restrike $50 PCGS Gem Proof (With Box & Frame)
PR65
PCGS
$6,650
S.S. Central America: 1855 Kellogg Restrike $50 PCGS Gem Proof (With Box & Frame)
PR65
PCGS
$6,350
S.S. Central America: 1855 Kellogg Restrike $50 PCGS Gem Proof
PR65
PCGS
$6,000
S.S. Central America: 1855 Kellogg Restrike $50 PCGS Gem Proof
$5,750
S.S. Central America: 1855 Kellogg Restrike $50 PCGS Gem Proof (Box & COA)
$4,100
"1855" Kellogg & Co. $50. Commemorative Restrike. Struck September 12, 2001. Gem Proof (PCGS).
$3,120
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





