sz5.25 K Vintage Zuni sterling turquoise and coral cluster ring. Weight and measurements in pics.. This is a vintage ring circa 1970‘s, I have two, one size 5 and one 5.25 both from the same estate collection. The size of this one is in the title. Most rings are shown on a a ring sizer in the pictures and the size is typically given at the beginning of the title and description. Women's Size 5 Ring.