1879-S $1, DMPL MS67DMPL Certification #34464790, PCGS #97093
The 1879-S Morgan Dollar can be found with Deep Mirror Prooflike surfaces in grades of MS63-MS65 with some searching. However, in MS66 or higher it is scarce with Deep Mirror Prooflike surfaces.
George T. Morgan
90% Silver, 10% Copper
The United States of America