
Hallmarks

Odessa Jewelry Factory - "OYu8" - 1968

Sverdlovsk Jewelry and Lapidary Factory…

Sverdlovsk Jewelry and Lapidary Factory…

Sverdlovsk Plant No. 10 of the "Russian…

Sverdlovsk Plant No. 10 of the "Russkiy…

Sverdlovsk Jewelry and Lapidary Factory…

Sverdlovsk Jewelry and Lapidary Factory…

Sverdlovsk Jewelry and Lapidary Factory…

Sverdlovsk Jewelry and Lapidary Factory…

Sverdlovsk Plant "Russian Gemstones" - …