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The New England historical and genealogical register, Volume 70; Waters, Henry Fitz-Gilbert; New England Historic Genealogical Society; 1916
A further search turns up information on the Heralds' Visitation of Sussex in 1562 that has a pedigree and arms for Richard Chatffeild of Bedyles in Dychering. The armorial bearing recorded is:
ARMS-Or, a griffin segreant sable, on a chief purpure three scallop-shells argent.
CREST-An heraldic antelope's head erased argent, armed or, gorged with a coronet sable
Translated, this would equal, I believe, a shield with a background of gold in the lower/main portion with a black griffin standing in its back legs. The upper portion of the shield has a purple background with three silver shells. Finally, it is topped off by a black crown with 3 strawberry leaves (the fourth "invisible") with a two horned antelope's head with golden horns and a split or "torn" base in silver. There are some online companies that claim to have this available for purchase, but the one that two that I saw a sample of ignored the initial "or" meaning gold for the main shield.