RUSSIAN KALGAN JASPER STAMP, MID-19TH CENTURY

Kalgan jasper stamp in a slightly truncated rectangular shape with cut sides, the oval base engraved with initials in Cyrillic 'D. B.' in a shield under crown and marquis plume above an inscription in Cyrillic 'Fedotov'. 6.4 cm x 3.5 cm Tiny losses History: the quality of execution of this stamp can be compared to the productions of the illustrious house of Fabergé