Φ Φ GRANT MACDONALD, A CRYSTALLISED AGATE AND SILVER COLLAR NECKLACE, C1970's,

Φ GRANT MACDONALD, A CRYSTALLISED AGATE AND SILVER COLLAR NECKLACE, C1970's, the silver textured torque necklace suspending an agate geode in a textured silver mount, necklace with maker's mark GGM and London hallmark, inner circumference approximately 41cm