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
1828 50c Curl Base 2, No Knob, O-101 G4 CAC
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1828 50C Curl Base 2, No Knob, O-101, R.2, VF20 PCGS. Mintage 3,075,200....
VF20
PCGS
$129
1828 50C Curl Base 2, No Knob, O-101, R.1, VF30 PCGS. PCGS Population: (0/17). NGC Census: (0/24). VF30. Mintage 3,075,200....
VF30
PCGS
$104
1828 50C Curl Base 2, No Knob, O-101, R.2, VF35 NGC. CDN: $130 Whsle. Bid for NGC/PCGS VF35. Mintage 3,075,200. ...
VF35
NGC
$195
1828 Capped Bust Half Dollar. O-101. Rarity-1. Curl Base No Knob 2. VF-35 (PCGS).
VF35
PCGS
$132
1828 50C Curl Base 2, No Knob, O-101, R.2, -- Improperly Cleaned -- NCS. XF Details. Mintage 3,075,200. ...
XF40
$240
1828 50C Curl Base 2, No Knob, O-101, R.1, -- Cleaned -- ANACS. XF40 Details. NGC Census: (0/20). PCGS Population (1/10). M...
XF40
ANACS
$118
1828 50C Curl Base 2, No Knob, O-101, R.2, XF45 PCGS. CDN: $240 Whsle. Bid for NGC/PCGS XF45. Mintage 3,075,200. ...
XF45
PCGS
$390
1828 50C Curl Base 2, No Knob, O-101, R.1, XF45 NGC. NGC Census: (2/19). PCGS Population: (2/14). XF45. Mintage 3,075,200. ...
XF45
NGC
$216
1828 50C Curl Base 2, No Knob, O-101, R.1, XF45 NGC. NGC Census: (2/19). PCGS Population: (2/13). XF45. Mintage 3,075,200. ...
XF45
NGC
$240
1828 50C Curl Base 2, No Knob, O-101, R.2, AU50 PCGS....
AU50
PCGS
$660
1828 50C Curl Base 2, No Knob, O-101, R.2, AU58 NGC. Mintage 3,075,200....
AU58
NGC
$780
1828 50C Curl Base 2, No Knob, O-101, R.2, MS62 PCGS. Mintage 3,075,200....
MS62
PCGS
$1,801
1828 50C Curl Base 2, No Knob, O-101, R.2, AU55 NGC. Mintage 3,075,200....
AU55
NGC
$840
1828 50C Curl Base 2, No Knob, O-101, R.2, MS64 NGC....
MS64
NGC
$3,840
1828 50C Curl Base 2, No Knob, O-101, R.2, AU55 PCGS. CAC. CAC Population: (0/1). Mintage 3,075,200....
AU55
PCGS
$1,560
1828 50C Curl Base 2, No Knob, O-101, R.2, AU50 PCGS. PCGS Population: (2/11). NGC Census: (4/15). CDN: $275 Whsle. Bid for...
AU50
PCGS
$336
1828 50C Curl Base 2, No Knob, O-101, R.1, MS62 PCGS. PCGS Population: (1/2 and 0/1+). NGC Census: (1/2 and 0/0+). MS62. Mi...
MS62
PCGS
$2,640
1828 50C Curl Base 2, No Knob, O-101, R.1, MS63 NGC. ...
MS63
NGC
$1,440
1828 50C Curl Base 2, No Knob, O-101, R.1, MS61 ANACS. NGC Census: (2/3). PCGS Population: (0/3). MS61. Mintage 3,075,200. ...
MS61
ANACS
$1,140
1828 50C Curl Base 2, No Knob, O-101, R.1, AU55 PCGS. PCGS Population: (7/4). NGC Census: (4/11). AU55. Mintage 3,075,200. ...
AU55
PCGS
$660
1828 50C Curl Base 2, No Knob, O-101, R.1, MS64 PCGS. ...
MS64
PCGS
$2,910
1828 50C Curl Base 2, No Knob, O-101, R.1, AU58 PCGS. PCGS Population: (1/3). NGC Census: (5/7). CDN: $825 Whsle. Bid for p...
AU58
PCGS
$764
1828 50C Curl Base 2, No Knob, O-101, R.1, AU58 PCGS. CAC. ...
AU58
PCGS
$1,175
1828 50C Curl Base 2, No Knob, O-101, R.1, MS62 NGC. ...
MS62
NGC
$1,645
1828 50C Curl Base 2, No Knob, O-101, R.1, AU50 NGC. Ex: The Skidaway Island Collection. NGC Census: (4/16). PCGS Popul...
AU50
NGC
$258
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
