- 6 x 6 mm Round
 - 0.90 carats
 - AA Quality
 - eye-clean
 - Origin: Switzerland
 
This luxurious lab sapphire halo rings shines like the sun with pave set .56 carats of diamonds, surrounding a vivid blue 6mm lab sapphire. Lab Sapphire is known as the gem of sincerity and trust and is the birthstone for the month of September.