Doctor Bird Brooch This brooch was presented to The Queen during Her Majesty’s Golden Jubilee visit to Jamaica in 2002. The brooch is in the form of the national Doctor Bird, a species of hummingbird found only in Jamaica which is noted for its distinctive tail streamers. It is made of black Jamaican granite, green Jamaican marble, platinum, white gold, silver, diamonds, rubies and sapphires.
From Her Majesty's Jewel Vault: The Diamond Chandelier Drop Demi-Parure
Majestic in a Word is the "The Marlborough Great George", One of the Magnificent Items Bequeathed to the Newly-Crowned Queen Elizabeth from Her Late Father, King George VI, was the Badge of the Marlborough Great George. This Magnificent Diamond, Sapphire, Gold, Platinum, Emerald,Black Pearl & Coral Garter Badge of St. George had Been Made for King George IV. Her Majesty always wears it on Garter Day and at the State Opening of Parliament. It's creation was simple George copied Marlborough.
The Wheat Ear brooches - In 1830, King William IV ordered six brooches that could also be worn as hair ornaments. Once again the source of these stones were his father's (George III) collection. Victoria can be seen wearing them along the neckline of her dresses in many official photographs, throughout the latter part of her reign.