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To compare - For us mere mortals, the average engagement ring is $6,351, according to Moneyish's study from 2017, which is a 25% increase from 2011. People are spending more and more on one-of-a-kind rings, and celebrities aren’t impervious to the trend!

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Grace Gummer -

Mark Ronson and Grace Gummer are relatively low-key celebrities, but their engagement ring begged to differ. The musician confirmed his engagement on his podcast, weeks after Gummer—the actress daughter of Meryl Streep—was spotted in London wearing a stunning diamond ring. According to Page Six, experts have estimated that the ring is three to five carats and could easily have costed over $100,000!

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Demi Lovato -

One of the most exorbitant displays of affection belongs to Demi Lovato, whose ex-boyfriend, former 'Young and the Restless' star Max Ehrich, proposed with an enormous emerald-cut diamond flanked by trapezoid accent diamonds, which experts believe could be between seven and 10 carats, which is estimated to be worth a whopping US$1 million! 

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Emma Stone -

A-lister Emma Stone got engaged to 'SNL' writer and segment director David McCary, and the vintage-inspired ring is estimated to be worth around $35,000 to $45,000. 

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Scarlett Johansson - Scarlett Johansson got engaged to Colin Jost in 2019, later revealing her $400,000 engagement ring for the first time at Comic-Con.

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Sarah Hyland - 'Modern Family' star Sarah Hyland and 'The Bachelor in Paradise' personality Wells Adams got engaged in 2019. An expert suggested that the ring cost anywhere from $100,000 to $200,000.

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Karlie Kloss - Joshua Kushner (Jared Kushner's brother) gave the supermodel a seven- or eight-carat cushion-cut diamond ring worth anywhere from $200,000 to $500,000.

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Jennifer Lopez - Ben Affleck proposed in 2002 with a pink 6.1-carat Harry Winston diamond worth a cool $2.5 million. He proposed again two decades later with a natural green diamonds estimated to cost $5 million!

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Jennifer Lopez - Marc Anthony topped Affleck's proposal with a blue eight-carat ring worth $4 million, according to Daily Mail.

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Blake Lively -

Ryan Reynolds picked out a 12-carat Lorraine Schwartz ring at an estimated cost of $2.5 million, to add a little sparkle to his already glittering partner.

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Hailey Baldwin - Justin Bieber offered the model a large oval-shaped diamond between 6 and 10 carats, worth $500,000, TMZ reports. Oh, and the promise to love her forever.

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Celebrity engagement ring envy - Fans unearthed one of Hailey Baldwin's tweets about wanting an engagement ring as big as Lively's, and pointed out that Baldwin's ring actually looks a lot like her oval diamond. Bieber was paying attention!

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Jacqueline Kennedy Onassis -

Aristotle Onassis, her second husband, proposed with a ring called the Lesotho III diamond, worth $2.6 million. The former First Lady allegedly only wore this piece twice before storing it in a safe, Who What Wear reports. 

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Kim Kardashian - Kanye West proposed to Kim Kardashian in 2013, offering up a humble 15-carat diamond. Feeling that it wasn't enough, he later gave her a new 20-carat ring, totaling at around $5 million. Unfortunately the rings couldn't keep them together. 

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Kim Kardashian - Perhaps Kanye felt he had to top Kris Humphries' proposal, which included a nearly $2 million, 16.2-carat ring from Lorraine Schwartz.

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Gabrielle Union -

Miami Heat's Dwyane Wade offered the stunning actress an equally stunning 8.5-carat ring worth about $1 million.

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Meghan Markle - Prince Harry popped the question to the American actress with a three-stone six-carat ring, estimated to be worth between $150,000 and $350,000.

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Meghan Markle - Similar to Kate Middleton’s 12-carat sapphire engagement stone, Markle’s ring contains diamonds from the late Princess Diana’s jewelry collection.

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Ariana Grande -

The singer's whirlwind engagement to 'SNL' comedian Pete Davidson was sealed with a diamond ring reported to be over three carats and worth an estimated $92,000.

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Beyoncé - Jay-Z reportedly shelled out $5 million for Queen Bey’s 18-carat emerald-cut diamond ring.

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Gwyneth Paltrow - The actress got engaged in early 2018 to television writer and 'Glee' co-creator Brad Falchuk. The large blue sapphire ring is anywhere from 10 to 13 carats and could be worth $500,000, according to Money.

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Angelina Jolie - Brad Pitt chose a 16-carat Robert Procop ring, worth about $1 million to propose to Jolie. Though things have sadly come to an end for the legendary couple, the ring is still undeniably beautiful.

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Sophie Turner - The 'Game of Thrones' star was offered a unique double-banded engagement ring of at least two carats, which could cost up to $150,000. The lucky, and well-off, man is singer Joe Jonas.

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Grace Kelly - Prince Rainier III of Monaco shelled out an easy $4 million to give Kelly a gorgeous 10.5-carat ring from Cartier.

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Jennifer Aniston - Before the roller-coaster of their relationship really took off, Aniston and Justin Theroux were all smiles and nine-carat diamond rings, which cost Theroux an estimated $1 million.

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Paris Hilton - Chris Zylka proposed to the star in the Aspen mountaintops with a 20-carat, pear-shaped diamond ring, which cost $2 million, according to People. Sadly, the relationship did not work out.

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Kate Upton - Justin Verlander, of the Houston Astros, popped the question to his model girlfriend with an eight-karat Anita Ko ring, estimated to be worth $1.5 million. And look how happy they are about it!

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Miranda Kerr - Evan Spiegel, the founder of Snapchat, asked the gorgeous model to be his with a 2.5-carat diamond ring that has an estimated cost of $55,000.

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Lady Gaga - The queen of little monsters received a ring fit for royalty! Her ex Taylor Kinney gave her a six-carat Lorraine Schwartz ring at an estimated price of $500,000.

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Elizabeth Taylor - Richard Burton chose the Krupp Diamond to propose to Elizabeth Taylor, which weighed in at a whopping 33.19 carats, and was worth around $8.8 million!

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Katie Holmes -

TomKat became officially engaged in 2005 with a five-carat ring that cost $1.5 million, according to Who What Wear. 

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Carrie Underwood -

Mike Fisher popped the question to the country singer with a five-carat circular and pale yellow diamond ring, worth an estimated $150,000.

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Jessica Biel - Justin Timberlake reportedly had a hand in designing his now-wife's ring, taking inspiration from vintage ring styles, and costing him a relatively affordable $130,000.

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Nicole Kidman - Keith Urban gave the actress a unique Cartier ring made up of several diamonds, which is estimated to be worth $51,000. How humble!

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Julianne Hough - Brooks Laich proposed to the actress with a seven-carat Lorraine Schwartz ring, which only set him back an estimated $350,000.

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Ciara - Seattle Seahawks quarterback Russell Wilson knew what he was doing when he offered her a 16-carat ring worth an estimated $2 million.

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Mariah Carey - Nick Cannon offered the singer a stunning diamond ring worth $2.5 million. She clearly loved it! Unfortunately, diamonds aren't the key to lasting relationships.

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Mariah Carey -

Billionaire James Packer blows everyone out of the water with the blinding 35-carat emerald-cut diamond ring he gave the diva, which reportedly cost $10 million! Again, diamonds still couldn't save their relationship.

See also: Whirlwind celebrity engagements

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