This 10K gold Claddagh ring features a lab created blue topaz heart as the December birthstone and measures 5/16" tall, from the top of the crown to the bottom of the heart. The blue topaz Claddagh ring is made by Solvar Jewelry in Dublin, Ireland and it is gift boxed with a Galway Folklore card that explains how to correctly wear the Irish ring along with a Claddagh history card, complements of The Irish Gift House.