The K-pop stars both have matching opals on white-gold bands that are sprinkled with diamonds to signify their love. Other celebrities, like HyunA and Dawn, are shifting the standard for engagement rings. through a sentimental Valentine's Day proposal. Her oval-shaped diamond made its debut with the help of ZoFrost & Co. Simone Biles's engagement ring from football player Jonathan Owens is all about the sparkle. Based on the ultimate love story, the custom Stephen Webster piece is far from traditional, and as MGK described on Instagram, it was intricately crafted to represent 'two halves of the same soul' forming a heart. Megan Fox's engagement ring features her own birthstone, an emerald, alongside Machine Gun Kelly's, a diamond, in an east-west setting. Of course, there are plenty of jewels from years prior that are still on our minds. Meanwhile, 'Dear Evan Hansen' star Ben Platt is sporting a unique sapphire with two diamond side stones set in yellow gold - a real stunner that isn't easy to forget. Millie Bobby Brown's sparkler from fiancé Jake Bongiovi features a large, round solitaire diamond surrounded by a halo, estimated to be anywhere from three to 3.5 carats for the center stone and valued between $50,000-$100,000.

This year has already seen plenty of proposals, and the celebrity engagement rings that have been debuted are all beautiful in their own right, tapping into some of the leading engagement-ring trends in the bridal-jewelry world.

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