Pure Series - Petite natural sea glass gems set in a simple sterling silver bezel surround and finished to a high shine. A classic! 1/4" to 1/2” Diameter. Post & butterfly-nut backs. We do not alter our sea glass in any way. Its color, shape & surface are created solely by the power of the sea. Variations of natural sea glass & the handmade process insure every piece of jewelry is absolutely special.