Antique 1920s 0.40ct Old Mine Brilliant Diamond Platinum Engagement Ring Signed Jewelry The pin measures 68mm by

The pin measures 68mm by 53mm and weighs 33

The diamonds are set on 18k white gold mountings

The ring measures a tapering width from 7mm to 15mm and it weighs 12

The bracelet is set with baguette cut sapphires and round cut diamonds that weigh approximately 2

Antique 1920s 0.40ct Old Mine Brilliant Diamond Platinum Engagement Ring Signed Jewelry The pin measures 68mm byThis is a gorgeous diamond platinum engagement ring from the 1920s. The ring features sparkling old mine brilliant diamond that weighs approximately 0. 40ct. The color of the diamond is G with VS1 clarity. The center stone is accentuated by smaller round cut diamond accents. The ring weighs 3 grams. The ring is size 8 but it can be resized. The top of the ring measures 5mm by 5mm. The ring is stamped 950PLAT.