10k white gold diamond & blue yellow white cabochon vintage ring size 4 signed

10k white gold diamond & blue yellow white cabochon vintage ring size 4 signed. This is in used condition. There is a ring sizer inside. This is approximately a size 4 with the little sizer. It will be slightly bigger if you have this removed. The ring is marked on the inside of the band. The sizer needs to be slid to the side in order to see the markings.there is discoloration and scratches. See all photos for details and measurements.