square with two opposite dots I thought it was the mark for F.M.Co (Finberg Manufacturing Company)1920-1930
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Dot Marks on Metal by: Pete
Thanks for your contribution but we will need more information.
Can you provide any background information? How long have you owned the item? Describe the Bracelet? What material is it made from? Metal? Ivory? Organic material? You are welcome to resubmit and upload at least one image, of the mark and another of the entire Bangle.
Domino Trademark of T. R. Ellen is two squares joined together with three dots in first square and one dot in the second square. Domino Trademark is a UK Trademark (1884- 1940s) Cutlery, Silverware, Flatware.
Regards Pete ANTIQUE JEWELRY INVESTOR SUPPORT TEAM