An early Art Deco engagement ring with a 0.82ct old European cut diamond set in a hexagonal platinum top over an intricately filigreed yellow gold mounting. The diamond is excellent clarity and an exceptionally well cut European cut diamond. It has a yellow tinge, but it faces up as white. It comes with an EGL certificate for the diamond stating VS1 clarity and K/L color. An independent appraisal is also included.