When the laser cutter can't make it's way through material this thick, we had to bust out the water jet! Double the thickness of our normal markers, this baby has heft. 1.25" in diameter.
 
Hand-stamped, then hand-polished, welded, and polished again, finally filled with translucent sky beam blue and emerald green paint. Some say only those with good luck can wield such a coin, are you worthy?