An antique platinum diamond engagement ring. The center is an old mine cut that has an approximate carat weight of 1.15ct and is J in color and SI1 in clarity. There are 4 old European cut side diamonds that have a total approximate carat weight of 0.18ct. The inside of the band is stamped Plat. The ring is a size 5.25. This is a beautiful and classic engagement ring for vintage lovers!