Katy Perry's Ruby Ring Sparks Engagement Rumors

(AP)

The singer channels classic Hollywood with sparkling pearl drop earrings to match her couture for Clive Davis' 2013 bash. (Associated Press)

Perry turned heads with giant diamonds at the 54th Grammy Awards. (Associated Press)

For the 2012 London premiere of "Katy Perry: Part of Me," the singer jazzed up her lashes with red, white and blue crystals. (Associated Press)

Perry grabbed attention on the red carpet with a sparkly cake clutch and decked-out nails. (Associated Press)

For the 2010 ceremony, Perry went for a golden bindi and skull-drop earrings. (Associated Press)

For the television awards ceremony, Perry opted for giant golden starfish and seashell earrings. (Associated Press)

Perry greeted fans wearing a giant strawberry ring. (Associated Press)

To celebrate the arrival of her album, "One of the Boys," Perry brightened up her neon dress with lots of sparkle. (Associated Press)