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.
Auction lot photos of this item graded AU53
Coin Value History
1820 50c Square Base 2, Knob 2, O-105 AU53
1820 50C Square Base 2, Large Date, Knob, O-105, R.1, AU53 PCGS....
AU53
PCGS
$1,140
1820 50C Square Base 2, Large Date, Knob, O-105, R.1, -- Cleaned -- ANACS. AU 55 Details. NGC Census: (7/8). PCGS Populatio...
AU55
ANACS
$360
1820 50C Square Base 2, Large Date, Knob, O-105, R.1, AU55 PCGS. ...
AU55
PCGS
$1,528
1820 50C Square Base 2, Large Date, Knob 2, O-105, R.1, AU50 PCGS. PCGS Population: 8 in 50, 16 finer (10/25). CDN: $1,000 ...
AU50
PCGS
$1,068
1820 50C Square Base 2, Large Date, Knob 2, O-105, R.1, AU50 PCGS....
AU50
PCGS
$1,170
1820 50C Square Base 2, Large Date, Knob 2, O-105, R.1, AU58 NGC. CDN: $2,600 Whsle. Bid for NGC/PCGS AU58. Mintage 751,122...
AU58
NGC
$2,440
1820 50C Square Base 2, Large Date, Knob, O-105, R.1, AU58 NGC. NGC Census: (4/4). PCGS Population: (3/5). CDN: $2,600 Whsl...
AU58
NGC
$3,064
1820 50C Square Base 2, Large Date, Knob, O-105, R.1, MS61 PCGS. CAC....
MS61
PCGS
$7,500
1820 50C Square Base 2, Large Date, Knob, O-105, R.1, XF45 PCGS. PCGS Population: (7/23). NGC Census: (10/22). CDN: $625 Wh...
XF45
PCGS
$1,320
1820 50C Square Base 2, Large Date, Knob, O-105, R.1, XF45 NGC. NGC Census: (10/19). PCGS Population: (6/17). XF45. ...
XF45
NGC
$456
1820 50C Square Base 2, Large Date, Knob 2, O-105, R.1, VF30 PCGS. PCGS Population: 2 in 30, 42 finer (8/26). CDN: $290 Whs...
VF30
PCGS
$732
1820 50C Square Base 2, Large Date, Knob 2, O-105, R.1, XF40 PCGS. CAC. CDN: $540 Whsle. Bid for NGC/PCGS XF40. ...
XF40
PCGS
$824
1820 50C Square Base 2, Large Date, Knob 2, O-105, R.1, Fine 15 PCGS. CDN: $175 Whsle. Bid for NGC/PCGS Fine 15. ...
F15
PCGS
$268
1820 50C Square Base 2, Large Date, Knob 2, O-105, R.1, VF30 PCGS. CDN: $290 Whsle. Bid for NGC/PCGS VF30. ...
VF30
PCGS
$382
1820 50C Square Base 2, Large Date, Knob 2, O-105, R.1, MS62 PCGS....
MS62
PCGS
$6,000
1820 Capped Bust Half Dollar. O-105. Rarity-1. Die State 105.1. Square Base Knob 2, Large Date. MS-63 (ANACS). OH.
MS63
ANACS
$5,520
1820 Capped Bust Half Dollar. O-105. Rarity-1. Die State 105.1. Square Base Knob 2, Large Date. EF Details--Holed (PCGS).
$240
1820 50C Square Base 2, Large Date, Knob, O-105, R.1, VF25 NGC. NGC Census: (2/38). PCGS Population: (1/37). CDN: $240 Whsl...
VF25
NGC
$516
1820 50C Square Base 2, Large Date, Knob, O-105, R.1, VF35 PCGS. PCGS Population: (4/32). NGC Census: (0/34). CDN: $350 Whs...
VF35
PCGS
$376
1820 50C Square Base 2, Large Date, Knob 2, O-105, R.1, MS63 PCGS. CAC....
MS63
PCGS
$10,500
1820 Capped Bust Half Dollar. O-105. Rarity-1. Square Base Knob 2, Large Date. VF Details--Cleaned (PCGS).
$192
1820 50C Square Base 2, Large Date, Knob, O-105, R.1, -- Cleaned -- ANACS. XF 40 Details. NGC Census: (1/29). PCGS Populati...
XF40
ANACS
$180
1820 50C Square Base 2, Large Date, Knob, O-105, R.1, VF25 NGC. NGC Census: (2/33). PCGS Population: (0/28). VF25. ...
VF25
NGC
$168
1820 50C Square Base 2, Large Date, Knob, O-105, R.1, MS62 PCGS. ...
MS62
PCGS
$4,465
1820 50C Square Base 2, Large Date, Knob, O-105, R.1, MS64+ PCGS. ...
MS64
PCGS
$14,245
Greysheet News
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
Whitman Expos Prepares for Flagship Baltimore Show November 12-14 Amid Hot Numismatic Market
Free three-day Fall Expo brings Stack's Bowers Galleries Showcase Auction lot viewing, a 2026 U.S. 250th Anniversary coins, educational programming, and one of the hobby's biggest dealer floor to the Baltimore Convention Center.
11/4/2026
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Tuesday, September 1, 2026
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Tuesday, September 1, 2026





