A number of invaluable tiaras, necklaces and other jewels were taken from the Louvre by criminals dressed like museum workers—but one massive diamond worth an estimated $60 million was left behind, and it's said to be cursed.

Authorities raced against the clock Tuesday as experts in art security told NBC News it could already be too late to recover the jewels.

Arcadia Police are now searching for the culprits who managed to commit the elaborate crime while remaining undetected. It took place just hours before a multi-million dollar heist at the Louvre Museum in Paris, which saw eight “priceless” jewels stolen in broad-daylight.

The president and director of the Louvre Museum has been summoned to appear before French lawmakers amid the ongoing investigation into the heist of priceless jewels.

A specialized police unit is handling the investigation into a brazen daytime heist of eight pieces of "priceless" jewelry from Paris' Louvre Museum.

Ginza Diamond Shiraishi Hong Kong today released an overview of the current trends and considerations shaping 求婚戒指 (engagement ring) selection among contemporary couples. Drawing from its experience in bridal jewelry design and its understanding of the evolving cultural landscape,