Did Tristan Thompson get a fiancée for his birthday?

Khloé Kardashian sparked engagement rumors on Monday, March 13, when she was spotted wearing impressive diamond bling on her ring finger. The reality star had been posting videos of the gold-themed party she threw for her 26-year-old beau.

A day later, she shared a new photo of the couple on Instagram. “To the happiest of birthdays my love! To the first of many more together! May God continue to bless you in all of your days! And may we forever look at one another like this,” she wrote.

The 32-year-old previously revealed how much the NBA star, who plays for the Cleveland Cavaliers, means to her. “I think that’s why we are in relationships — to find ‘The One.’ I am in love with him. I think he’s the best… Only time will tell,” she told Extra.

She also admitted, “I feel really happy and secure… it’s a normal routine life. I love to cook, so I get to cook dinner every day. It’s this home, family thing that I’ve been craving that I get to have…”

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As Life & Style previously reported, the duo would love to have a fall wedding. “They’re willing to spend $2 million on a huge, extravagant event,” an insider said. “[Momager] Kris [Jenner] got dollar signs in her eyes when Khloé told her the news. She was up all night typing a wedding plan and ideas for a TV special.”

The Revenge Body host’s brother-in-law Kanye West even wants to get in on the fun. “[Kanye] is dying to design Khloé’s wedding gown. But she doesn’t want to wear beige on her big day,” the source shared. Instead, she wants to walk down the aisle in a fitted white custom Balmain gown.

Scroll through the gallery below for a look at Khloé’s past relationships!