A combination of 14K and 18K gold was used to create this vintage bi-color engagement ring. The body of the ring is crafted of yellow gold while the ring’s shoulders and head are frosted with white gold accents. The ring is decorated with interesting geometric designs and measures 4.8mm in width. The round diamond at the ring’s center is a .15 carat stone. Circa: 1940. Size: 5 1/4. We can resize.