The necklace and earrings are among the eight pieces stolen from the Louvre in a brazen heist that took place the morning of Sunday 19. They had been on display in the Galerie d’Apollon, a testament to the efforts of the Friends of the Louvre society to reassemble the collection that had been sold at auction in 1887 in an attempt by the third republic to rid the country of any evidence of its imperial past.

The brazen robbery on Sunday has put a spotlight on security protocols in the sprawling museum, which have been tested over the years by break-ins and thefts.

One of the most infamous heists in the cultural institution’s history was the 1911 theft of the Mona Lisa—when Pablo Picasso numbered among the suspects.

Just days ago, thieves pulled off a stunning heist at the Louvre in Paris, stealing historic jewelry valued at an estimated 88 million euros. The robbery occurred Sunday when hooded assailants broke through a second-floor window using a stolen movers’ lift before making off with jewels from the royal collection,

As French police, government officials and top executives at the Louvre Museum continue to scratch their heads over how thieves managed to brazenly steal priceless jewelry in broad daylight, a German company is seizing the moment and grabbing its 15 minutes of fame.

P ARIS -- In what could be the first major break in the investigation of the $102 million jewel heist at the Louvre Museum, police have found traces of DNA on items the thieves left behind in their hasty getaway, French authorities told ABC News.

Louvre Museum director Laurence des Cars acknowledged that security failures, including a lack of perimeter surveillance, allowed thieves to pull off heist.