Peridot is for lovers. It is one of the top choices of jewelry since ancient times and even today. The word 'peridot' (pear-ih-doe) comes from the Arabic word for gem - "faridat". Also known as the "Evening Emerald" It is said to enhance harmony in relationships especially marriage, lessening anger and jealousy, and increasing patience. exhaustion and lethargy. This gemstone also serves as a traditional gift for the 16th wedding anniversary.