Grand Duchess Victoria Feodorovna of Russia (Princess Victoria Melita of Edinburgh) wears the necklace, tiara, and brooch from her grand diamond and sapphire suite for a formal portrait with her daughter, Princess Marie, ca. 1909; more on the sapphires over here!

Grand Duchess Maria Alexandrovna of Russia (Duchess of Edinburgh and Duchess of Saxe-Coburg and Gotha) wears her diamond fringe tiara with a six-stranded pearl necklace in a formal portrait; the pearls, which have an impressive pearl and diamond cluster clasp, were among the jewels included in a landmark exhibition of her jewelry in Coburg in 1903