Ireland’s Gemstone This sterling silver round Trinity ring is made from Connemara marble, a unique stone that dates back over 900 million years and is known as “Ireland’s gemstone”. Our Connemara marble is authentic, coming from the Joyce family mine in Connemara, County Galway. This eye-catching ring features the meaningful Trinity Knot that symbolises eternal life and endless love, and is surrounded by Celtic knot-work. This marble Trinity Knot ring has been hallmarked in Dublin Castle. Height: 12.3 mm / 0.48'' Weight: 4.04 g Crafted in Sterling silver Accented with a diamond Handmade in Ireland Hallmarked at the Assay Office at Dublin Castle If you want to explore traditional Irish symbols of love and loyalty, take a look at our Claddagh rings. For timeless designs inspired by ancient patterns, you can browse our Celtic ring, and if you’d like to see more styles, visit our full Celtic jewelry collection.