Only a few people do realize that the meaning of these diamond rings may vary based on the circumstances surrounding its purchase or presentation. For instance, if a husband gifts a right-hand diamond ring to his better half, then the ring symbolizes a promise of staying true to one another for the rest of their lives. Moreover, it could also be a symbol of romance and commitment. In most cases, women wear a diamond ring on the right hand in order to remind themselves of a special moment in their life. Some couples prefer to buy right-hand diamond rings as engagement rings while others purchase these rings to celebrate getting graduated and promoted at work. On the other hand, if a woman is purchasing a right-hand diamond ring for herself, then it is considered as a statement of her personal preferences or style. From the above statements, it is evident that there are no specific rules for purchasing right-hand diamond rings. So, feel free to buy them whenever you want.