Multi, emeralds, rubies, yellow sapphires, blue sapphires, white sapphires
Emerald and Sapphire.
Sapphire, ruby, yellow sapphire
Sapphires and semi precious stones, rubies, blue sapphire
Precious jewels, ruby, sapphire
Gemstones like ruby, sapphire
Semi-precious stones like sapphire, spinel and tourmaline