Postby Qrt.S » Wed Oct 08, 2014 4:49 am
First of all you should show the whole object!
Anyway, yes it is St Petersburg and the assayer ПМ (Latin PM) is Pavel Mihailov 1867-1870. The maker MS is a Finn Mathias Skytt or Skyytinen, 1850-1866(68). He was born 13.7.1820 in Parikkala in Finland. He came to St Petersburg 1839 and became journeyman 1843 and master 1850. He died 23.5.1866. He was an active man, married three times.
1. 4.10.1848 Christina Mattsdotter Toivoi
2. 7.1.1849 Maria Alexandersdotter Hilduin
3. 1.12. 1859? Albertina Holmqvist
After Skytt's death his widow continued the business to 1868.