Vintage John Hart for Iona Silver detailed Celtic sterling silver and amethyst necklace. The necklace measures approximately 15.5 inches (39 cm). The silver collar part measures approximately 12 x 1.9 cm. Weight is 24 grams.  It is signed with makers marks "JH", and "IONA " on the rear. It also has Edinburgh silver hallmarks with indistinct year date letter, possibly 1975. It is in very good condition with small signs of wear commensurate with age

Condition: Very good with small signs of wear commensurate with age
Colour/gemstone:Silver and amethyst
Metal: Sterling Silver
Size: 39 cm  (15.5  inches)
Era: Estimated 1970's