Rapper French Montana certainly made sure his fiancée, Dubai princess Sheikha Mahra bint Mohammed bin Rashid Al Maktoum, received an engagement ring fit for royalty. The newly engaged couple showed off Mahra's new bling in a joint Friday, August 29, Instagram post. "," a caption read, alongside an image of the duo holding hands. Montana, 40, popped the question with a custom sparkler designed by Eric the Jeweler of Mavani & Co., worth approximately $1.1 million, per a press release. The ring features a central, emerald-cut diamond flanked by several smaller stones on a silver band.