Guardian Angel Irish Shamrock Nickle Brooch This beautifully handcrafted Guardian Angel Irish Shamrock Nickle Brooch. Made by the renowned Connemara Marble. Handmade in Dublin. A perfect addition to any outfit. This brooch measures 2" x 2" and features the traditional Irish Trinty Knot detail. A perfect addition to any outfit. Elegantly presented in a Gift Box. A perfect gift for any occasion. Designed and delivered from Ireland to the US plus free Irish gift with every purchase.