The woman, identified as Kamaljit Kaur, succumbed to her injuries at a private hospital yesterday, they said, adding, she had sustained injuries on her head.
The incident happened on Saturday when Kaur was riding pillion on her husband's bike and three unidentified motorcyclists snatched her earrings on the National Highway between Chachrari and Goraya, police said.
The snatchers are yet to be traced.