Whitman Expo
Stack's Bowers Galleries, legendary rare coin auction firm, is proud to announce that records were shattered in their September 3, 2026, offering of the Mack C. Chase Collection.
No G4 photos on record yet — showing auction lots of this item in other grades
Coin Value History
1827 50c Square Base 2, O-131 G4 CAC
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1827 50C Square Base 2, O-131, R.2, XF40 PCGS. Mintage 5,493,400....
XF40
PCGS
$174
1827 50C Square Base 2, O-131, R.2, XF40 NGC. NGC Census: (4/13). PCGS Population: (4/16). CDN: $150 Whsle. Bid for NGC/PCG...
XF40
NGC
$159
1827 50C Square Base 2, O-131, R.2, XF40 PCGS. CAC. PCGS Population: (4/16). NGC Census: (4/13). CDN: $160 Whsle. Bid for N...
XF40
PCGS
$240
1827 Capped Bust Half Dollar. O-131. Rarity-2. Square Base 2. EF-40 (PCGS).
XF40
PCGS
$132
1827 Capped Bust Half Dollar. O-131. Rarity-2. Square Base 2. Net EF-40 (ANACS). AU Details--Cleaned. OH.
XF40
ANACS
$82
1827 50C Square Base 2, O-131, R.2, XF45 PCGS. PCGS Population: (2/11). NGC Census: (3/10). Mintage 5,493,400. From ...
XF45
PCGS
$352
1827 50C Square Base 2, O-131, R.2, AU50 PCGS. CAC. CAC Population: (0/2). Mintage 5,493,400....
AU50
PCGS
$600
1827 50C Square Base 2, O-131, R.2, AU50 PCGS. CAC. PCGS Population: (2/10). NGC Census: (2/9). CDN: $255 Whsle. Bid for NG...
AU50
PCGS
$600
1827 50C Square Base 2, O-131, R.2, AU50 PCGS. PCGS Population: (2/9). NGC Census: (2/8). AU50. Mintage 5,493,400. ...
AU50
PCGS
$264
1827 50C Square Base 2, O-131, R.2, AU53 PCGS. Ex: Frederick Collection. PCGS Population: (2/7). NGC Census: (1/7). Mintag...
AU53
PCGS
$408
1827 50C Square Base 2, O-131, R.2, MS62 NGC....
MS62
NGC
$1,440
1827 50C Square Base 2, O-131, R.2, AU58 NGC. NGC Census: (3/3). Mintage 5,493,400....
AU58
NGC
$504
1827 50C Square Base 2, O-131, R.2, AU55 NGC. NGC Census: (2/6). Mintage 5,493,400....
AU55
NGC
$469
1827 50C Square Base 2, O-131, R.2, AU55 PCGS. PCGS Population: (2/6). NGC Census: (1/6). AU55. Mintage 5,493,400. Fr...
AU55
PCGS
$486
1827 50C Square Base 2, O-131, R.2, AU55 PCGS. PCGS Population: (2/6). NGC Census: (1/6). AU55. Mintage 5,493,400. Fr...
AU55
PCGS
$660
1827 50C Square Base 2, O-131, R.2, MS64 PCGS. ...
MS64
PCGS
$3,055
1827 50C Square Base 2, O-131, R.2, AU58 NGC. NGC Census: (3/3). PCGS Population (1/3). Mintage: 5,493,400. ...
AU58
NGC
$588
1827 50C Square Base 2, O-131, R.2, AU55 NGC. NGC Census: (1/5). PCGS Population (0/4). Mintage: 5,493,400. From The Sk...
AU55
NGC
$446
1827 Capped Bust Half Dollar. O-131. Rarity-2. Square Base 2. MS-61 (NGC).
MS61
NGC
$1,256
Greysheet News
Mack C. Chase Collection of Walking Liberty Half Dollars Realizes Nearly $2.5 Million in Stack's Bowers Galleries' 2026 Global Showcase Auction
9/25/2026
Kevin Lipton Opens Impressive Rare Coins, Fine Art & Antiques Gallery in Beverly Hills
The Lipton Gallery is displaying a $3 million Augustus Saint-Gaudens statue that inspired the famous, similar design for Double Eagle gold coins.
9/24/2026
Consumer Advocate Mike Fuljenz Wins NLG's Newsletter Award
His free weekly newsletter offers insights on the coin and metals markets, and consumer education.
9/15/2026
Events
Heritage Auctions: US Coins Tuesday & Wednesday Select Auction
Location: Heritage Auctions
Wednesday, July 1, 2026
Heritage Auctions: World & Ancient Coins Wednesday & Thursday Select Auction
Location: Heritage Auctions
Thursday, July 2, 2026
