Up for sale is a beautiful vintage Soviet bar brooch, made in the USSR in 1977. 

Specifications:
Manufacturer: Sidorov Jewelry Factory (marked "ФС7" / "FS7" on the hinge).
Year of production: 1977.
Material: Gold-plated metal (brass / tompac). It features a very rich, bright Soviet-era gold plating.
Insert: Large, beautiful round faceted jewelry glass with a distinctive textured "waffle" pattern on the reverse side. It creates a stunning multi-faceted light reflection.

Condition Report (Please Read Carefully):
Aesthetic condition: The factory gold plating is generally well-preserved with some age-related tarnish and minor plating wear on the outer tips of the bar. The central faceted jewelry glass is clear, bright, and free of major scratches.The central faceted jewelry glass is clear, bright, and free of major scratches.
Flaw/Damage: There are visible stress cracks in the metal right next to the needle hinge (please review the macro photos closely). The brooch needs to be handled with care or professionally repaired/soldered before regular use.
Mechanism: The original needle and closure are present. Sold AS-IS for collection, repair, or restoration purposes.

Please review all photos carefully as they form an essential part of the description. Feel free to ask any questions before bidding or purchasing!