Here is an 1827 Capped Bust Half in the perfect grade of AU58.  The is the Square Base 2 variety, O-125.  This example has a very original skin, with frost and a cartwheel luster when rotating under the light.  Further, under the light, it has the 'sparkle' on the surfaces of an unmessed with coin.  MMM.................
 
CACG Cert. #46080610