Alex .

I think, it's original cross.

Looks original to me. Could you also make a good picture of this particular area?

I found another copy with this number: https://sammler.ru/index.php?/topic/197653-крест-№699933/ All these copies are very easy to identify as a copies, but your cross still puzzles me. Can you make pictures of the sides? Something like this:

This is belt buckle for a student at the Yuriev Gymnasium of Emperor Alexander I the Blessed. http://russianestonia.eu/index.php?title=Файл:Пряжка_на_ремень_учащегося_Юрьевской_гимназии_Императора_Александра_I_Благославенного.jpg

The images are small and dark, so it's hard to tell, but most likely it's authentic. The recipient is: LAKUST Nikifor Nikolaevich (ЛАКУСТ Никифор Николаевич)- 6th regiment, 2nd company, rifleman. For that in the battle on May 25, 1916 near the village of Poddubtsy, he volunteered to make a reconnaissance of the location of enemy trenches and artillery. Produced it under actual enemy fire, with courage and self-sacrifice, and delivered important information about the enemy.

Royal Bulgarian epaulet of Lieutenant of cavalry. Made in Imperial Russia.

Fake, sorry. Here is how the silver hallmark should look like.

Both are fakes. Here is the original St. George.

Hi gents, I need your help to determine the manufacturer. The medallion portrait paintings and eagles design make me believe it’s produced by Rothe & Neffe. There is no maker's mark on the order but avers is stamped with French import 'swan' hallmark. Was it ordered in Austria for French cavalier?

The 1st Vladivostok Fortress Artillery Regiment captain's epaulettes.

This is fake medal. No medals were made by casting method.

Nice one. 👍

Badge of the Society of Russian Orthodox emigrants in Czechoslovakia.

The name is unknown.

Thank you Nick! Here is better view of the Pinhão's makers mark.