4 avril 2026
Brooches of Empress Catherine II, Russia
Brooch of Empress Catherine II, Russia, c. 1760. Emerald, diamonds, gold, silver, 4.5 × 4.5 × 1.5 cm. The Al Thani Collection, ATC0999 ©The Al Thani Collection © Photograph by Marc Domage Brooch of Empress Catherine II, Russia, c. 1750-70. Rubies, diamonds,...