These Harry Potter-inspired earrings use black acrylic round corner squares, 1.25" x 1.25" that hang diagonally with Harry Potter laser engraved on them.  The squares hang beneath 10mm flat round crystals inside a silver-plated frame.  The earrings use silver-plated fishhook earwires and are 1.25" long.
 
All metal used is hypoallergenic, nickel-free, and is sterling silver, silver or gold-plated, or stainless steel unless noted otherwise. Every item is handcrafted, custom-made, nothing mass-produced.