Russia
Nicholas I copper Proof 2 Kopecks 1854-BM PR63 Brown NGC, Warsaw mint, Bitkin 864, Brekke-196, Boldly defined, with reddish-brown patina and golden highlights. The fields are nicely mirrored and only minor marks are noted. Much scarcer than one might expect, in all conditions, the Proof striking of this issue is extremely rare, and this is the only Proof example certified by NGC and PCGS combined.
Estimate: 2000-2500 USD