www.925-1000.com

This men's ring was made in the USSR at the Sverdlovsk Jewelry Factory in 1979, and then came to Poland, where it was tested with a national stamp. The insert is most likely jade

This is not a fake - the 585 gold earring was made by a private Russian jeweler, presumably S.V. Larionova, in 2008 in the Kostroma region.

Troepolskaya N.G. Kleyma... 1917-2000
Н.Г. Троепольская Клейма на изделиях из драгоценных металлов 1917-2000 гг. (СССР - Россия)

The year 1981

The stamp of the manufacturer .1ЛВ belongs to the Lviv Jewelry Factory of the USSR (Производственное объединение
«Ювелирпром» Союзювелирпрома Минприбора СССР, г.Львов -Soyuzyuvelirprom Jewelry Manufacturing Association
Ministry of Natural Resources of the USSR, Lviv)

Remark - П (кирилица) 2014 year

A spoon made of 925 sterling silver was made at the company "Argenta" (retailer "Intersilverline") in 2015 from Kolchugino, Vladimir region