Part of our in-house EB line that incorporates antique and vintage diamonds into modern, minimal settings of our design. This ring has an extremely high quality 0.51 carat rectangular step cut diamond that was likely cut in the mid 20th century. It's set east-west in a platinum and 18K yellow gold mounting of our design. Comes with a GIA certificate stating D color (the highest possible) and VS2 clarity. Made in New York.