Contessa Angelica Co Ltd. is based in Taiwan and lists shell beads on Global Trade Plaza. The company offers raw shell beads made from giant clam or Tridacna gigas shell in round sizes from 4 mm to 18 mm, oval, teardrop and irregular baroque shapes, available with no hole, one hole or through hole in white and yellowish white. It also supplies dyed shell beads in the same material and shapes, offered in varied colors per a color chart with one-hole or through-hole options.