Explore the beauty of the Astra Lab Emerald and Diamond Halo Octagon Cut Necklace. The delicate 18k gold vermeil chain is interspersed with subtle, encapsulated lab diamonds, adding extra intrigue to a classic piece. The beautiful 1.50ct lab grown emerald sits within a halo of 0.16ct of H/SI consciously crafted diamonds, which creates beautiful sparkle with every movement of the wearer. The classic Art Deco octagon cut of the main stone makes this piece a timeless present for a loved one, or even as a perfect self-gift. Benefit from free worldwide delivery, sleek packaging a 5-year guarantee with The Diamond Store.