What Do the 750, 585, and 417 Markings on Gold Jewelry Mean?
Sterling Silver Heart Pendant Necklace Italy Marked RSE | eBay
What does a 925 mark mean when stamped on jewelry?
Lot - Large Collection of Sterling Silver Jewelry comprising nine bracelets: most marked 925, one Italy, green and crystal stones, blue and crystal, four strand, Mexico link, Victorian style ID; eight necklaces:
Jewelry Identification | Antique Jewelry University
The Meaning of 925 Italy on Silver
Vintage Italian Micro Mosaic Jewelry Brooch Mounted in - Etsy UK