As it is a birthstone for those who are born between the 23rd of September and the 22nd of October, opal work as a lucky charm for them that brings luxury and prosperity into their life. Opal Jewelry is associated with the planet Venus, Shukra which is responsible for luxury and relationships in one's life, it also helps one get healed from past relationships and move forward in life. According to Vedic astrology, Friday is the day for Shukra and hence an ideal day to wear an opal for the first time.