Cartier - Contessa Vintage Wedding Ring in Yellow and White Gold, Diamonds, Rubies

Vintage Contessa Eternity Alliance Ring from Cartier, from the 1990s. In 18-carat (750 thousandths) yellow and white gold, it is set with alternating 3 brilliant-cut diamonds and 4 calibrated rubies in an invisible setting all around the ring, for a total of 9 diamonds and 12 rubies. In excellent condition.
 Signed and numbered Cartier.
 Detailed characteristics
 Jeweler: Cartier
 Model: Contessa
 Weight: 4.4 g
 Size: 53 FR (6.5 US - M 1/2 UK) - Not modifiable
 Metal: 18 carat gold (750 thousandths)
 Stones: Diamonds and Rubies
 Ruby Weight: approx. 0.6 carat
 Diamond Weight: approx. 0.45 carat
 Diamond Quality: Estimated VVS
 Diamond Color: Estimated D
 Width: 4 mm
 Condition: Excellent