Nicholas I (1825-1855). Test of 1 kopeck Novodel, Flan bruni (PROOF) 1830, СПБ, St. Petersburg.

RUSSIE - RUSSIA
Nicolas I (1825-1855). Trial of 1 kopeck Novodel, Flan bruni (PROOF) 1830, СПБ, St. Petersburg. NGC PF 63 BN (4786699-019).
Av. Crowned double-headed eagle unfurled, with shield in heart, holding crown and thunderbolt; below (date).
Rv. Center: 1 КОПѢИКA and below (workshop).
Bit.H928; Copper - 23 mm - 12 h
This is the second highest grade (3)!
NGC PF 63 BN (4786699-019).
On burnished blank (PROOF). The red color remains visible with a brown patina, with bluish highlights! Superb at Fleur de coin.