Customs Seal, Russian, Moscow, Image & Found by HungryDuck.
Found in Russia.
From other similar seals we know these have the inscriptions таможня and a number around the orthodox cross and Москва and a date around the double headed Russian eagle. Distinctive 'popper' like seals.
From Ged Dodd, "TThese are similar to those from Riga, St Petersburg and other cities and were used on a variety of goods
Obverse:- a Russian Double Headed Eagle. (the normal ТАМОЖНЯ ... Customs Tax is missing.
Reverse: - МОСКОВ (MOSCOW) 1887 around an Orthodox Christian Cross.
.... .see ref Tax 14 on The PeaceHavens Project, Russian State Arms Customs Tax Seals.