9ct Gold Lapis Lazuli Signet Ring UK Size K+, US 5.5 Sally Antiques Antique Lapis Lazuli Gold Signet Ring at 1stDibs Antique Lapis Lazuli Gold Signet Ring at 1stDibs 9ct Gold Lapis Lazuli Signet Ring R3720 F.Hinds Jewellers Ring 14K Lapis Lazuli Signet Ring 14K Yellow Gold Signet Ring, Rings. An 18 carat gold signet ring set with an oval lapis lazuli stone. This measures 12x9. 5mm and has a carved intaglio seal engraved onto the stone. (These seem to be floral patterns) The ring is hallmarked Birmingham 2011. Good weight of 7 grams. Could be male or female wear. Size L, we can resize free of charge to P, thereafter please enquire.