Antique Sterling Silver Scottish Brooch Amethyst Citrine Paste Celtic Knot Pattern Viking Style Jewelry Jewellery silver spinner The item is stamped "9CT

The item is stamped "9CT & SIL"

in a pointed shield shape and adorned with a diamond paste

The end jump ring and clasp are modern sterling silver replacements

As to be expected with its type the item isn't stamped

Antique Sterling Silver Scottish Brooch Amethyst Citrine Paste Celtic Knot Pattern Viking Style Jewelry Jewellery silver spinner The item is stamped "9CTDESCRIPTION: A good quality antique Scottish Celtic knot brooch, made from sterling silver and adorned with amethyst & citrine pastes. The brooch is stamped "SILVER". and tests for sterling 925. It weighs approx. 8. 58g and the size dimensions are in the later photos.