Cate Blanchett isn't letting cheating rumors get in the way of her marriage!

The 47-year-old actress donned her sparkly engagement ring while out in NYC on Tuesday, Oct. 18, amid talk her husband of 19 years, Andrew Upton, was recently spotted cozying up next to another woman.

Less than a week ago, Love Child star Harriet Dyer was allegedly seen acting closer than normal to the 50-year-old director. "At one point they were holding hands and he had his arm around her. They seemed very close," an insider told New Idea.

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Kate sporting her ring on Oct. 18.

Andrew later stated that the affection between the two was just due to their years of friendship, and the romantic speculations were nothing but inaccurate.

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Cate and Andrew previously wed in 1997 and have four kids together; sons Dashiell, 14, Roman, 12, and Ignatius, 8, and daughter, Edith, 19 months, whom they adopted.