Art Deco three-stone engagement ring set with an approximately 1.50 carat emerald-cut emerald with AGL certificate stating the emerald is Colombian origin. Set with approximately 1.20 carats of old mine-cut diamonds, extending to the engraved platinum band. Circa 1920.

This is a stunning Colombian emerald from the 1920's. The details of the knife edge platinum band are added delight. 

Diamond and gold mining has caused devastation in areas such as Africa, wreaking havoc on delicate ecosystems and communities. Choosing to go vintage, you are eliminating the need for more mining and lessening the demand for new diamonds.