Here is a delightful siver gilt white guilloche enamel brooch by the Norwegian silversmith N.M Thune, establsihed in Oslo as early as 1857 and still in operation. The elegant slim leaf brooch is available in white or olve green.
Condition: Excellent, no visible damage, no chips of cracks in enamel. White brooch has rollover safety clasp, green brooch has c-clasp
Marks: THUNE NORWAY STERLING
Size: 2.5" (6cm) long