This is a gorgeous diamond platinum engagement ring from the 1920s. The ring is centered with sparkling old mine cut diamond that weighs approximately 0.93ct. The color of the diamond is G-H with SI clarity. The top of the ring measures 9mm by 16mm. The ring has an impressive engraving, and open work design. The ring is size 6 3/4 but it can be resized. The ring weighs 3.8 grams.