The circular paten has been raised into a shallow concave form; a center point has been incised as an asterisk on its underside. The concave side of the paten has been gilded.
Fragment of "M" crowned mark for Mexico City on underside.
Unearthened in St. Augustine, Florida, in 1879; 5 October 1880, lent by William H. Keith; 21 August 1928, made a gift to the MFA in memory of Mr. and Mrs. William H. Keith.
Gift in memory of Mr. and Mrs. William H. Keith