e 3379 Korea: We want: 
1. Sea black natural pebbles round type size of 1-5 cm but have to be well selected in size. Quantity about 10-20 container per month. We need sample and price.
2. Colored pebbles: sending you some photos of natural sea pebbles which I am looking for. Sizes: about 10-20cm. We don't need the same stone but you can get an idea what I am looking for. Quantity, whatever quantity you can provide.