Mandarin Garnet: Erica Courtney presents 18K Yellow Gold “Cathedral” ring, featuring a 8.94ctw Mandarin Garnet, accented with 1.04ctw diamonds ($32,000)

Green Tourmaline: Erica Courtney presents 18K Yellow Gold “Cathedral” ring, featuring a 7ct green tourmaline, accented with 1.04ctw diamonds ($25,000)

Mahenge Spinel: Erica Courtney presents 18K Yellow Gold “Cathedral” ring, featuring a 4.88ctw Mahenge Spinel, accented with 1.08ctw diamonds ($40,000)

Blue Tourmaline: Erica Courtney presents 18K Yellow Gold “Cathedral” ring, featuring a 3.45ct blue tourmaline and two Purple sapphires 1.77ctw, accented with 1.22ctw diamonds ($27,000)