RARE COLOURED DIAMOND AND DIAMOND RING Fancy vivid greenish blue round brilliant-cut diamond of 1.63 carats, pear and circular-cut diamonds, platinum, ring size 5? GIA, 2011, report no. 1142097107: 1.63 carats, Fancy Vivid Greenish Blue colour, VS2 clarity, Appendix letter Please note that this report is over 5 years old and may require an update. US$2,500,000-3,800,000