10k Yellow Gold Birthstone Three-Stone Diamond-Accented Ring. The top of a classic 10k yellow gold band holds three oval-shaped birthstones. The birthstones are accented along either side by round-shaped white diamond stones that create extra sparkle throughout the piece. The diamonds reveal I-J color and I2-I3 clarity. This is a classic gift that can be worn on all occasions and is sure to be enjoyed for years to come.