www.925-1000.com

dragonflywink;
Thank you for your information and advice.
You are undoubtedly correct,
Sad but true. <sigh>

Thanks for your reply! Unfortunately one of these has manufacturing defects at the base of the interior which are (a guess) about a half-mm deep and which accumulate material which is impossible to remove by simple washing. I've even tried to "pick" the debris out using a pointed toothpick...

These chalices - or wine cups? - are labeled by The International Silver Company, but the current owners of that trademark do not seem to have any information on these items nor anything similar. I am interested in polishing the interior of several of these, but if they are actually plated-ware I ca...