www.925-1000.com

Thanks Qrt.S

So the cyrillic "inverted v" or "lambda" should be the town mark of Leningrad (Saint Petersburg).
But I didn't find anything on the ring and diamond symbol.
Any clue regarding the hallmarks or the manufacturing year is kindly appreciated.
Regards

Hi, I bought a set of USSR teaspoons. https://i.postimg.cc/yW4xbbPw/Optimized-907.jpg https://i.postimg.cc/3ryZz01B/IMG-9170.jpg https://i.postimg.cc/Y0mj8H16/IMG-9170a.jpg Any help with narrowing down where this was made or who made it is greatly appreciated! Regards