- 5 x 5 mm Round
 - 0.40 carats
 - AA Quality
 - eye-clean
 - Origin: Japan
 
A classic look for an engagement ring, this design features a 5mm round lab emerald with .40 carats of diamonds. Two brilliant princess cut diamonds surround the forest green lab emerald for a look that will never get old. Lab Emerald is known as the gem of love and life and is the birthstone for the month of May.