The unprecedented crossover underscores his personal efforts to combat “grade inflation.”
No G6 photos on record yet — showing auction lots of this item in other grades
Coin Value History
1828 50c Curl Base 2, Knob G6
1828 50C Curl Base 2, Knob, VG8 PCGS. PCGS Population: (2/138). NGC Census: (0/0). CDN: $70 Whsle. Bid for NGC/PCGS VG8 . ...
VG8
PCGS
$99
1828 50C Curl Base 2, Knob, O-107, R.2, -- Cleaning -- PCGS Genuine. From The Donald R. Frederick Collection of Early U....
$153
1828 50c NGC VF20 (Curl Base 2 Knob)
VF20
NGC
$210
1828 50c PCGS VF25 (Curl Base 2 Knob)
VF25
PCGS
$160
1828 50c PCGS VF30 (Curl Base 2 Knob)
VF30
PCGS
$225
1828 50C Curl Base 2, Knob, O-107, R.1, VF35 PCGS. ...
VF35
PCGS
$415
1828 50C Curl Base 2, Knob, O-107, R.1, VF35 PCGS. Ex: Manhattan Collection. PCGS Population: 2 in 35, 26 finer (11/25). CD...
VF35
PCGS
$396
1828 50C Curl Base 2, Knob, O-106, R.4, XF40 PCGS. PCGS Population: (4/12). NGC Census: (3/10). CDN: $336 Whsle. Bid for NG...
XF40
PCGS
$360
1828 50c PCGS XF40 (Curl Base 2 Knob O-107)
XF40
PCGS
$320
1828 50C Curl Base 2, Knob, O-107, R.1, XF45 NGC. NGC Census: (4/21). PCGS Population: (2/18). CDN: $380 Whsle. Bid for NGC...
XF45
NGC
$432
1828 50C Curl Base 2, Knob, O-107a, High R.6, AU53 NGC....
AU53
NGC
$780
1828 50C Curl Base 2, Knob, O-106, R.4, MS63 NGC....
MS63
NGC
$3,840
1828 50C Curl Base 2, Knob, O-107, R.1, AU58 PCGS....
AU58
PCGS
$1,560
1828 50C Curl Base 2, Knob, O-107, R.1, MS64 PCGS. CAC....
MS64
PCGS
$7,200
1828 50C Curl Base 2, Knob, O-106, R.4, MS61 NGC. NGC Census: (0/3). PCGS Population: (0/3). CDN: $2,700 Whsle. Bid for NGC...
MS61
NGC
$2,520
1828 50C Curl Base 2, Knob, O-107, R.1, MS65 PCGS. Ex: Friend. One of only two Curl 2, Knob varieties, the other (O-106) ha...
MS65
PCGS
$9,600
1828 50C Curl Base 2, Knob, -- Wire Brushed -- ANACS. AU50 Details. ...
AU50
ANACS
$180
1828 50c PCGS XF45+ (Curl Base 2 Knob)
XF45
PCGS
$950
1828 50C Curl Base 2, Knob, O-107, R.1, MS62 PCGS. ...
MS62
PCGS
$3,000
50C 1828 CURL BASE KNOB 2. O-107. PCGS MS63+ CAC
MS63
PCGS
$3,878
1828 50C Curl Base 2, Knob, O-107, R.1, AU55 NGC. NGC Census: (3/11). PCGS Population: (2/9). AU55. From The Founding...
AU55
NGC
$840
1828 50C Curl Base 2, Knob, O-107, R.2, AU58 PCGS. ...
AU58
PCGS
$1,320
50C 1828 CURL BASE 2 WITH KNOB TOP PCGS MS61
MS61
PCGS
$3,200
1828 50C Curl Base 2, Knob, O-106, High R.4, AU53 PCGS. Ex: Frederick Collection. PCGS Population (1/3). NGC Census: (0/0)....
AU53
PCGS
$2,938
1828 50C Curl Base 2, Knob MS66 NGC. ...
MS66
NGC
$9,200
Greysheet News
American Numismatic Association's Largest Coin Show, August 6-10 In Chicago
Dazzling rarities, free educational opportunities, family fun and more await at the Donald E. Stephens Convention Center
7/25/2024
United States Mint Unveils Designs For The 2025 United States Marine Corps 250th Anniversary Commemorative Coin Program
The designs will be featured on a $5 gold coin, a $1 silver coin, and a half dollar clad coin.
7/23/2024
Events
Knoxville Coin and Currency Show - TN
Location: Rothchild Catering & Conference Center
Saturday, August 1, 2026





