You HAVE To See The Engagement Ring Blake Shelton Bought For Gwen Stefani

Gwen said "Yes" to Blake when he popped the question, the world learned last week.

On Tuesday, October 27, the couple posted matching Instagrams announcing the news. The country singer, 44, and his "The Voice" co-star, 51, shared a pic of them kissing with her left hand up showing off her new bling.

“@blakeshelton yes please! ,” she simply captioned the post. And who wouldn't say "Yes," to a custom-designed 6-carat ring worth a reported $500,000?!

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New details of the ring the No Doubt alum received were just released via Us Weekly.

“Blake had the ring custom designed,” the source told the magazine, revealing the crooner asked permission from her dad before popping the question. “It meant so much to Gwen that Blake was so traditional about it." Aw!

Ring experts agree that the ring is a six-prong setting with a 6-carat solitaire diamond set in a white gold or platinum band.

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Kathryn Money of Brilliant Earth told the publication that she estimates that the ring likely costs more than $500,000, depending on the quality of the stone.