These pieces have a strong Persian Kajari resemblance, however they are not Persian. They are Kashmiri. That letter may well be the incorporation of a family crest or simply personalizing the pieces which were produced by Kashmiri artists..
A fine piece. The left mark is the numeral as Warren states. The writing to to its right simply says "eyar" which simply means content and to the far right, the only clear visible letter is the Arabic (Y), perhaps the initial of the maker.
Hello Shofner303, The bracelet has indications of Persian artwork, especially the birds, used much in Isfahani artwork. The filigree work is certainly Armenian so there's a possibility that the painted pearls came from Iran but the silver was worked in Armenia. This does not appear so old. Perhaps 5...
Hello, Your piece is the work of Isfahan, a city in Iran which is written on it as well as the silver content, the number 84 and the name of the maker "Kar Umran". This could possible be around 70 years old.
These marks appear on Moroccan pieces The writing says A'mel Al Ma'aden" which means the work of metal and near the star the word " establishment" appears. This means the piece is not silver but what is known as Alpaca.