A ruby and diamond necklace

A ruby and diamond necklace, mounted with twenty two links each centred with an oval shaped ruby alternately set within a surround of five round brilliant and five marquise shaped diamonds. The cluster links are separated with twenty two graduated circular and oval shaped rubies. Platinum. 42cm.

Accompanied by report number 5777-9089 from GCS, London stating that the round/oval shaped rubies are natural with no indications of heating, with the exception of two rubies which show indications of heating with moderate residue in healed fissures. Origin: Burma.