Suniva Exports supplies Blue Sapphire Diamond Studded Finger Ring. Suniva Exports manufactures a wide range of fine precious and semi-precious stones and diamond studded jewellery in gold or silver. The Blue Sapphire Diamond Studded Finger Ring is made from yellow gold in 18 K and white gold in 6 K. The Diamond Studded Finger Ring is available in various designs and sizes to suit all occasions and comes studded with precious Blue Sapphire Diamond.