Pearl bar pin, 10 cups joined together, each filled with a seed pearl (faux?). The metal is sterling silver. This is an Edwardian Era pin. On the back is a round hinge and a c clasp. Pin stem extends beyond the pin. . Makers mark on c clasp "HB" and STERLING. Most likely Heintz Brothers of Buffalo, NY. 1 3/8" long. 1/8" wide