Art Deco Colombian Emerald and Diamond Three-Stone Ring garnet flanked by two transitional-cut diamonds

flanked by two transitional-cut diamonds weighing approximately 0

Edwardian engagement ring set with a 4

The square sapphire and combination of yellow gold and platinum give this ring a touch of modernity

This Art Deco ring features a square-cut sapphire to create a geometric and very wearable ring

Art Deco Colombian Emerald and Diamond Three-Stone Ring garnet flanked by two transitional-cut diamondsArt 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