1768/7 overdate Russia 5 Kopeks of Catherine the Great, certified NGC XF45 BN. Struck at the Ekaterinburg mint — the scarce 1768/7 overdate variety. Large copper coin, approximately 51 grams. NGC population: only 2 graded in XF45, and only 2 graded higher. Photos are of the exact coin you will receive, shipped in the NGC slab as shown.