Wonderful and very unusual silver serving piece. Nice quality details.
Denmark, circa 1900.
About 11 1/2 in. (29.2 cm) long.  
About 1.9  troy oz - about 61 grams - heavy for the size.
Marked with the set of danish silver hallmark, maker's mark and assayer's mark for simon groth (worked 1863 - 1904) .
Original excellent antique condition with minor normal indication of age. Original gilding inside the bowl.
Bowl is pieced.
All dark spots you are seeing in the pictures is just a reflection.
Very rare fine quality example of antique european silver