Shop Plainly › The Isam 8ct emerald cut Lab-Born diamond ring. The Isam 8ct emerald cut Lab-Born diamond ring. $15,000.00 Six white marquee cut quadrefoil on a bed of pale pink micro-pave diamonds. For Earth-Born version please email.. Six white marquee cut quadrefoil on a bed of pale pink micro-pave diamonds. For Earth-Born version please email.. Add To Cart Added!