"Repoussé or repoussage refer to a metalworking technique in which a malleable metal is shaped by hammering from the reverse side to create a design in low relief. Chasing, chased work, or embossing refer to a similar technique, in which the piece is hammered on the front side, sinking the metal."
This late 19th or early 20th century pendant features a scholar or hero riding on a Kirin—a mythical Chinese creature, a bit like a horse and dragon in one. This one is special because it's a woman riding and it's also an unusual shape.
Around 6" across by 5" or so.