This is for an 18K yellow gold stick pin / brooch with 4 pearls. It measures about 3 1/2" long and weighs 3.3 grams. It is stamped K18 on the back of the top and the end of the clasp. Once you put the end on the pin, you need to pull out the very end of it to release it from the pin. It is in very good condition and the pearls are very nice pinkish color. Buyer to pay $10 for shipping in the USA.