Spanish Colonial Mug Massive Coin Silver 1840

Antique Spanish Colonial coin silver large mug, c.1840.
The cup has cast double scroll foliate handle, and has a foliate engravings on the faceted body with applied beaded borders.
This impressive mug is 5 3/4" across the handle, 4 1/4" in diameter, 5 1/4" tall to the tip of the handle, 4 1/2" tall and weighs 457.9 grams or 14.72 ozs Troy.
The cup is monogrammed R do de on the inside bottom of the cup, and it is monogrammed MLA on the side of the cup.