Glowing Moment?: This Art-deco emerald and diamond choker was a wedding gift to Diana from the Queen. Diana wore this on many occasions including to a banquet held by the King of Malaysia in November 1993. The most famous wearing of this piece was in October 1985 in Australia when Diana it as a headband. It remains one of the most admired and adored pieces of jewelry of all time. It is now part of a special exhibit.