What Makes Blue Agate Jewelry So Special? Take a deep plunge into the soothing energies of Sagacia Blue Agate Jewelry. These beautiful and exquisite pieces of blue agate jewelry are crafted from pure 925 sterling silver and they are plated with rhodium in order to keep their shine intact. Showering the calming energies of the ocean and the sea, the natural blue agate gemstone acts as a beacon for serene vibes, encouraging mental clarity and inner peace. This jewelry is perfect for anybody who seeks harmony and balance in life. Elevate your look every day with these timeless beautiful pieces by Sagacia and allow these jewelry pieces to soothe your spirit soul.