King George V and Queen Mary of Teck, the grandparents of Queen Elizabeth II. My great, great grandfather was King George's personal valet. Once he married Mary, King George kept him on under a different job title.
Most expensive jewelry of royal families - HM Queen Mary's Diamond Riviere is made of 34 dazzling old cut authentic diamonds, beautifully set in gold and silver. The gorgeous piece was gifted to her granddaughter HRH Princess Margaret.