Yellow gold London Blue Topaz diamond Ring

The stamping is very hard to read. It appears to be either 10, 14, or maybe 16 k ring size 8 yellow gold stamping for makes mark sisters to be ben or ber possibly. And size 8.0 from what we can read. The center stone is a small marquis cut london blue topaz and there are the tiny marquis cut diamonds on each side of Topaz 6 total.