** A gem-set gold and silver-gilt mounted hardstone Presentation Frame

** A gem-set gold and silver-gilt mounted hardstone Presentation Frame
by Bolin, workmaster Nikolai Chernokov, St. Petersburg, 1908-1917
Square, the centre with an oval glazed portrait miniature of Nicholas II with diamond surround, on a circular gold ground applied with gem-set foliage and flower wreath and surmounted by a crown, within a further circular border of polished nephrite set in the square rhodonite frame applied at the angles with diamond and rose-diamond ribbon-tied flower and foliage garlands with a gemset foliate design at each side, the ivory back with silver-gilt strut formed as a crowned cypher for Nicholas II, marked on rims and strutt, in silk-lined red leather fitted presentation case, the cover applied with an Imperial eagle, stamped inside in Russian 'K. E. Bolin Jeweller to the Court St. Petersburg' with Imperial warrant
4in. (11.5cm.) square