What is rob thomas her diamonds?

"Her Diamonds" is a song by American musician Rob Thomas, released as the lead single from his second solo album, "Cradlesong," in 2009. The song was inspired by Thomas' wife, Marisol Maldonado, and her battle with an autoimmune disease called Lyme disease. The lyrics describe the emotional turmoil Thomas experienced watching his wife struggle with the illness and the impact it had on their relationship. "Her Diamonds" reached the top 10 on the Billboard Adult Pop Songs chart and received positive reviews from critics for its heartfelt lyrics and Thomas' emotive vocal delivery. The song remains one of Thomas' most popular solo tracks.