Art Deco diamond necklace including main diamond set in a sapphire

Period: Art Deco circa 1930
Origin: French work (French hallmark)
Metal: Gold (750/1000) and platinum
Total weight (gross): 4.09 grams
Pendant length: 2.7 cm
Chain length: 39 cm
Nature of stones: Central old cut diamond, 8 x 8 diamonds and synthetic sapphire (vintage)
State of conservation: Very good state of conservation
Price: 2750 euros
Reference: 06 072 2