The time between engagement and the marriage is a moment in time for which couple always waits for, when love grows infinite between them. The engagement ring is something which keeps them connected and committed to each other and symbolizes the promise and love. Have you’ll ever wondered why this engagement rings are always on the left hand? Engagement rings do signifies the waiting time before the marriage but it also have a scientific reason behind it which is lovely and amazing to know about. Let’s read out and know more about it.