Oona Solitaire RingA fluid and organic bezel surrounds a large oval cabochon in Moss Agate or Sunstone on a thick band in the Oona solitaire ring. Size & Options Available in 14k Fairmined gold and sterling silver 9. 6mm at widest, 2. 8mm at thickest Ethics & Sustainability Fairmined is an assurance label that certifies gold from empowered responsible artisanal and small scale mining organizations. It transforms mining into an active force for good, ensuring social