French Art Deco ruby (laboratory certificate) and diamond ring

Period: Circa 1935
Metal: Platinum (950/1000) and 750/1000 gold (18 k)
Total weight (gross): 7.57 grams
Finger size: 63 (sizing possible)
Diameter (ring head): 1.4 cm
Nature of stones: Natural ruby 1.07 carat (Carat Gem Lab laboratory certificate indicating an intense red color and origin in Siam), old cut diamonds (approximately 1.20 carat)
State of conservation: Very good state of conservation
Price: 3750 euros
Reference: 01 023 1