American whaler Daphin departed to sea in 1817

Of Nantucket, master Seth Pinkham, departed on 31 May 1816 to the Pacific Ocean, returned on 16 November 1819 with 1.041 barrels sperm and 148 barrels whale.

Source
Catalogue of Nantucket Whalers and their voyages from 1815 to 1870. Hussey&Robinson, Nantucket, 1876.