Art Deco 1.77 CTW French Cut Diamond Ruby Platinum Mystery Set Engagement Ring Ippolita 40 carat with F to

40 carat with F to H color and VS clarity

Stamped with Italian assay marks for Vicenza

Band style ring set to front with round brilliant cut diamonds weighing approximately 0

very few pairs still exist

Art Deco 1.77 CTW French Cut Diamond Ruby Platinum Mystery Set Engagement Ring Ippolita 40 carat with F toBand ring features a square form center mystery set with four French cut diamonds Weighing collectively approximately 1. 12 carats with H I color and VS2 clarity Flanked by rubies calibr cut into a pointed motif Weighing in total approximately 0. 25 carat purplish red With single cut diamonds weighing in total approximately 0. 40 carat G to I color with SI clarity Completed by swirling engraving partially down shank Tested as platinum Circa: 1930s