This is the 5150th most frequent Russian word.
настоящими
The word "настоящими" means "genuine" or "real" (in the instrumental plural form).
In this sentence, 'настоящими' is used as an adjective in the instrumental plural form to describe the authenticity of the gemstones.
Эти кольца сделаны из настоящими драгоценностями.
These rings are made with real gemstones.
Here, 'настоящими' functions as an adjective in the instrumental plural form to emphasize the genuineness of the friendship.
Мы всегда остаемся настоящими друзьями, независимо от обстоятельств.
We always remain true friends, regardless of circumstances.
In this instance, 'настоящими' is used to qualify the term 'professionals,' denoting a genuine and reliable characteristic.