Vintage silver cufflinks hallmark

PHOTOS REQUIRED - marks + item
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Alaincassis
Posts: 1
Joined: Sun Nov 08, 2015 7:51 am

Vintage silver cufflinks hallmark

Post by Alaincassis »

Hi all,
I got silver and plated gold vintage cufflinks, but I can't find country of maker.
It is a mark "850" for silver, and another one, with letters " S I ", surrounding a crown.
Image
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Can you help me ?
Thanks in advance

Alain
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