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- Inter-State Jewelry Mfg. Co.
Country City New York NY
Era c.1950
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- International Silver Co.
Country Era e.1898
Symbol cartouche, frame, oval
Shape cartouche, frame, oval
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- Sagorsky & Sons, I.S.
Country City Philadelphia PA
Symbol laurel, leaf, ribbon, wreath
Era c.1915, c.1934
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- Schiffman, Isador
Country City New York NY
Era c.1922, c.1934
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- Schnee, Ignaz
Country Era 1867-1922
Symbol cartouche, frame, oval, v clipped
Shape cartouche, frame, oval, v clipped
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- Sigal, Israel
Country Era 1867-1922
Symbol cartouche, frame, rectangle, v clipped
Shape cartouche, frame, rectangle, v clipped
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- Silbermann, Ide M.
Country Era 1867-1922
Symbol cartouche, dash or hyphen -, frame, oval, rectangle, v clipped
Shape cartouche, frame, oval, rectangle, v clipped
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- Silbermann, Ide Mayer
Country Era 1867-1922
Symbol cartouche, dash or hyphen -, frame, oval, v clipped
Shape cartouche, frame, oval, v clipped
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- Silberstein, Isidor
Country Era 1867-1922
Symbol cartouche, frame, oval
Shape cartouche, frame, oval
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- Springer, I.
Country City Amsterdam
Symbol cartouche, frame, rectangle, square
Shape cartouche, frame, rectangle, square
Era early 20th century
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- Stigter, A.I.
Country City Amsterdam
Symbol cartouche, frame, ribbon
Shape cartouche, frame
Era early 20th century