The cushion cut creates a delicate and deep refraction of light. This simple yet luxurious necklace blends easily with any fashion. Chain length 43cm, adjustable adjuster 38cm If you would like other lengths, please specify in the remarks column. D, Ecolor, VS1, IGI certificate included (0.5ct and 0.7ct do not come with a certificate) Lab Grown Diamond Production time: 1 month