Designer marks
Grassman-Blake marks
From 1949 · 2 marks.
- Active years
- From 1949
- Marks
- 2
Marks & lettering
2 marks
About Grassman-Blake
Grassman-Blake was founded in 1949 in Millburn, New Jersey. It produces pearl clasps primarily in gold and silver.
Designer marks
From 1949 · 2 marks.
Grassman-Blake was founded in 1949 in Millburn, New Jersey. It produces pearl clasps primarily in gold and silver.