EXCLUSIVE! Celebrate the milestones in your life. A sterling silver ring (1/2”) to mark every decade or number and a sparkling crystal in the center to mark a birthstone. Could there be a sweeter, prettier way to honor a special someone’s significant birthday, years of marriage, number of children? Sterling chain adjusts 18- 20". Specify from 3-9 rings and select the birth month for the crystal. Allow 3-4 weeks. No rush delivery.