Giant Agate Sterling Silver Pendant Necklace

Huge genuine agate stone and druzy quartz set in 925 Sterling Silver pendant, marked Michael 925. Agate stone is green and brown with cream color on side and circular pattern near other side. Top of pendant has sterling silver hollow roll for necklace to go through and is topped with a triangle druzy quartz also set in sterling silver. Druzy is silver color with a lower area of bronze color towards one edge. Pre-owned but in good condition. Bought at high-end auction. Approx. 3.5" X 2.5"