Soviet coin 15 kopecks 1921-1922 coin value

The image of this coin is simply an example of Soviet coin 15 kopecks 1921-1922 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.

Russian Soviet Federative Socialist Republic - RSFSR (1918-1922)

Monetary system - Ruble = 100 kopecks
Type - regular coinage

Alloy - silver 0.500
Diameter - 19.56 mm.
Weight - 2.7 gram

Years of minting
1921, 1922, 1923

Reverse:
Star over wreath
Legend: 15 КОПЕЕК (KOPEKS) year

Obverse:
State emblem of the RSFSR
Legend: Р.С.Ф.С.Р. / ПРОЛЕТАРИИ ВСЕХ СТРАН СОЕДИНЯЙТЕСЬ! (PROLETARIANS OF ALL COUNTRIES UNITE!) (R.S.F.S.R. / PROLETARIANS OF ALL COUNTRIES UNITE!)

Edge: Reeded

Krause catalog number - Y#81

Value of the coin in the condition "ХF"
1921 - 20-25 USD
1922 - 2-3 USD
1923 - 1-2 USD