This shining Celtic Trinity Sea Glass Box and Necklace combo will bring a little piece of Ireland to your jewelry collection. The simple silver-toned Trinity necklace can be nestled within the miniature box topped with bright green sea glass and matching Trinity knots. Exclusive to Creative Irish Gifts. Pewter and sea glass. Box 1¾" square x ¾" H; Necklace ½" W pendant on 18" chain.