Dior pink crystal bow ring $670
Pomellato rose gold with amethyst and tsavorites ring, $13,995, from Orsini Fine Jewellery.
Pomellato peridot ring, $14,400, from Orsini Fine Jewellery.
Noor Fares 18ct grey-gold, 0.64ct white-diamond pave and black-rhodium, 0.02ct blue-sapphire and 1.39ct opal and ring, about $8440, from Matchesfashion.com
Sutcliffe Jewellery 18ct white gold, rubellite, black onyx and white diamond ring $33,000.
Sutcliffe Jewellery 18ct gold, 23.35 cabochon green tourmaline, diamond and tsavorite ring $25,000.
Miramor Platinum 1.97ct ceylon blue sapphire and diamond ring from $16,000.
Zoe & Morgan gold-plate peridot ring $179.
18ct yellow gold, 7.23ct citrine and diamond ring, $2600, from Walker & Hall.
18ct white gold pink tourmaline and diamond ring, $6595, from Walker & Hall.
Antique 9ct pink sapphire and diamond ring, $1695, from Graeme Thomson Antique Jewellery.
18ct rose gold cabochon-cut rubellite ring, with diamonds and pink sapphires, $7695, from Partridge Jewellers.
Cabochon-cut prehnite and tsavorites ring, $3650, from Partridge Jewellers.
Miramor 18ct yellow gold, 5.99ct Cognac zircon and diamond ring from $5000.
Gucci gold-plated and Swarovski crystal ring, about $1155, from Net-a-Porter.com
Tiffany & Co. pink spinel, blue tourmaline and diamond ring (POA).
Dior lapis lazuli signet ring $680.
Pandora crystal ring $69.
Swarovski crystal ring $349.