German 20 Pfennig 1887-1888 KM#9 coin value

The image of this coin is simply an example of Germany 20 Pfennig 1887-1888 type coinage.
Cost approximate and valid for common coin only (without rare varieties).
I do not buy or sell coins - this is just a catalog.

German Empire 20 pfennig 1888 Emperor - Wilhelm I (1871-1888)
Currency - Mark=100 Pfennig
Type - circulation coinage
Coin value - 1/5 mark
Composition - copper-nickel
Diameter - 23 mm.
Weight - 6.25 g.
Alignment - medal
Years of coinage - 1877, 1878
Mintmarks - A (Berlin), B (Hanover), C (Frankfurt), D (Munich), E (Dresden), F (Stuttgart), G (Karlsruhe), H (Darmstadt), J (Hamburg)
Reverse:
Denomination within circle
Legend: 20 / 20 PFENNIG / DEUTSCHES REICH (20 PFENNIG / GERMAN STATE) / Year
Obverse:
Crowned Imperial Eagle within circle and wreath
Legend : mint mark
Edge: Smooth
Krause catalog number - KM#9
Coin value in "VF" - 15-20 USD