9. The Order of the Garter was established in or around 1348 by Edward III.
8. Well, could be Shah Jehan? I don't think there's a "king" link to Prince Albert, but it could be George VI, who had it reset for the late Queen Mother in the crown used at the 1937 Coronation. Further information....
Koh-i-nor (Mountain of Light)
First mentioned in 1304, it weighed 186 carats and was an oval cut stone. It is believed to have once been set in the famous peacock throne of Shah Jehan as one of the peacock's eyes. Recut in the reign of Queen Victoria, it is among the British Crown Jewels and now weighs 108.93 carats.