A pair of peridot earrings sparkle by day, and remain brilliant at night. The Romans called peridot the “evening emerald†whose vibrant green color remained visible by lamplight. Tourmaline is known as the gem of love and commitment. Buy her a pair of pink tourmaline earrings to seal the deal! A pair of created pink sapphire earrings make an excellent gift. Pink gemstones are stylish and chic, and our lab-created pink sapphires are an affordable alternative.