This ring is 12mm wide from the tip of crown, to the tip of the heart.  Nice Heavy Ring suitable for everyone including those with Larger Fingers.
According to tradition, when the heart is facing in you’re taken, heart facing out you’re available…

Worn on the right hand, heart facing inward, your heart has a special commitment.
Worn on the right hand, heart facing outward, your heart has a not found commitment.
Worn on the left hand with the heart facing in, your love has found a home in love and/or marriage.