The brooch is a vintage oval-shaped brooch by St Justin, made of pewter, with a Celtic knotwork design. 
Material and design: The brooch is made of pewter and features detailed Celtic knotwork interwoven with figures resembling dragons or snakes. 
Style: The style of the brooch is inspired by Celtic and Viking designs, which often feature intricate knot motifs.
Brand: St Justin is a company based in Cornwall, England, that specializes in jewelry with Celtic designs.
20 euros 
Ref Jac