Art Nouveau brooch ~ Mother of pearl and gold ~ Gingko leaves. (Could be made with Shrinky Dinks, perhaps)
Boucheron - A Belle Epoque diamond necklace, circa 1899. Made for Mary-Louise McKay, the wife of the American silver prospector and millionaire John McKay. Source: Vincent Meylan, Boucheron, The Secret Archives.
The Floral Aigrette Tiara, belonging to Her Majesty Queen Margrethe II of Denmark. I too want a tiara, nothing this splendid, but one to wear while I do housework to remind myself that even in my mundane, I am queen of my domain and oh so lucky at that!