This is a lovely antique platinum diamond engagement from the 1920s. The ring is set with an EGL certified old European brilliant diamond in the center that weighs 0.92ct. The color of the center diamond is H-I and the clarity is SI1. The center stone is accentuated by glittering round and round cut diamonds that weigh approximately 0.10ct. The color of these diamonds is H with VS clarity. The ring is size 7 1/4 but can be resized. Accordingly, the UGS replacement value of the center stone alone is $7,820.00. The ring is stamped Blue Bride with serial numbers and indication marks of a platinum composition.