13 juin 2010
A multi-gem necklace, including the Tsar Alexander III amethyst, by Prince Dimitri.
A diamond, peridot, tourmaline, garnet, heliodor, aquamarine, cultured pearl and multi-gem necklace, including the Tsar Alexander III amethyst, by Prince Dimitri. Photo: Christie's Images Ltd 2010 The front suspending the cushion-cut Tsar Alexander III...