LONDON, ENGLAND - SEPTEMBER 23: (EDITORS NOTE: Image has been retouched) Sotheby's unveils one of the rarest and most historically important diamond necklaces ... that single gem has borne witness ...

$1,116 at Blue Nile (Save $744) Blue Nile Petite Oval Multicolor Gemstone Bracelet In Sterling Silver Shop the best Blue Nile Valentine’s Day jewelry gift ideas for under $1,000. $152 at Blue ...

All that said, if you can make the investment, fine jewelry — which means pieces made from gold, silver, or platinum, some of which include gemstones and pearls — is something that’ll last ...