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Kirsty Wigglesworth, AP
Gallery: Prince Charles and Princess Diana's Iconic Wedding
GALLERY: Royal Engagement Rings
Diana chose the ring, which cost 28,000 GBP at the time, from a selection presented to her by Garrard Jewelers.
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Below are several similar style platinum rings with varying price points.
Courtesy Platinum Guild International
For more information on engagement rings and engagement ring shopping tips visit preciousplatinum.com.