Emerald, Ruby Sapphire & Diamond ring

Rail set emerald, ruby sapphire and diamond yellow gold ring.
The half eternity ring is set with two squire cut Rubies, two square cut Sapphires, two square cut Diamonds and three square cut Emeralds. Estimated weight of each stone 0.01 CT. Total estimated gemstone weight  0.09 ct. Current ring size 17.5 (cross section) 55 mm (circumference) US size 7¼, GB size O ½.