Following news that Mary-Kate Olsen is engaged to her boyfriend Olivier Sarkozy, the famous twin was spotted out in New York City on Monday, March 3rd flaunting a huge new diamond engagement ring.

Although The Row designer has not publicly confirmed her engagement to the French banker her left hand said it all.

According to Us Weekly, the 27-year-old former "Full House" star flashed the paparazzi a thick gold ring with a large center diamond.

Mary-Kate who was attempting to hide her face behind her scarf was joined by her equally famous fraternal twin sister Ashley Olsen during her stroll in the Big Apple.

On February 28th, sources confirmed that the Elizabeth and James designer and Olivier Sarkozy, 44, were indeed engaged to be married.

The couple has been dating for nearly two years, after taking their romance public in 2012.

This will be Mary-Kate Olsen's first marriage, and Sarkozy's second. The banker was married to ex-wife Charlotte Bernard who he shares two kids with, Julien, 12, and Margo, 10.

For photos of Mary-Kate Olsen's engagement ring click HERE.

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