German 1/2 mark 1905-1919 coin value

The image of this coin is simply an example of Germany 1/2 mark 1905-1919 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.

Emperor - Wilhelm II (1888-1918)

Currency - Mark=100 Pfennig
Type - circulation coinage
Value - 1/2 mark

Composition - silver 0.900
Diameter - 20 mm.
Weight - 2.77 g.
Alignment - medal

Years of coinage - 1905, 1906, 1907, 1908, 1909, 19011, 1912, 1913, 1914, 1915, 1916, 1917, 1918, 1919
Mintmarks - A (Berlin), D (Munich), E (Dresden), F (Stuttgart), G (Karlsruhe), J (Hamburg)

Reverse:
Denomination
Legend: 1/2 MARK / DEUTSCHES REICH (1/2 MARK / GERMAN STATE) / Year

Obverse:
Crowned Imperial Eagle within wreath
Legend : mint mark

Edge: Reeded

Krause catalog number - KM#17

Coins price in "UNC" - 5-10 USD