These stunning heart shaped stud earrings are crafted from 9ct white gold and feature two blue Kanchanaburi sapphire gemstones. These earrings come with a post and butterfly clip and are suitable for pierced ears only. sapphire jewellery, particularly blue sapphires are steeped in royal tradition. Lady Diana’s and now Kate Middleton’s Ceylon sapphire engagement ring is one of the most popular sapphire jewellery pieces in the royal collection. sapphire Information: Number of Stones: 2 Stone Shape: Heart Stone Size: 4mm x 4mm Carat Weight: 0.66ct Natural/Created: Natural sapphire Country of Origin: Thailand