A Magnificent Star Ruby and Diamond Ring, by Etcetera. Photo Christie's Image Ltd 2012

Set with a cabochon star ruby weighing 19.53 carats, within a surround set with pear-shaped diamonds weighing from 1.52 to 1.01 carats, mounted in 18k white gold, ring size 5½ (illustrated unmounted). Signed with maker's mark for Etcetera. Estimate HK$8,000,000 - HK$12,000,000 ($1,037,061 - $1,555,591). Price Realized HK$9,620,000 ($1,247,066)

Accompanied by report no. 12101080 dated 19 october 2012 from the Gübelin Gemmological Laboratory stating that the 19.53 carat star ruby is of Burma (MYANMAR) origin, with no indications of heating; also accompanied by an appendix stating that the star ruby displays a very pronounced and well-centered asterism. natural star rubies of this size and quality combined with a saturated and homogeneous colour are considered rare

Six reports dated from 27 may 2011 to 13 august 2012 from the Gemological Institute Of America stating that the pear-shaped diamonds weighing from 1.52 to 1.01 carat range from d to g colour, VS1 to SI1 clarity

Christie's. Hong Kong Magnificent Jewels. 27 November 2012. Hong Kong