Antique Art Deco GIA Platinum Jade Cabochon Diamond Onyx Ring

A exquisite platinum Art Deco ring centered with a natural transulcent mottled green jade cabochon flanked by two baguette cut diamonds totaling 0.40 carats (VS clarity, H-I color), and adorned with two black onyx. 

Specifications: 

• Measurement of Jade: 21.0 mm in length by 12.0 mm in width 
• Carat Weight of Diamond: 0.40 carats (VS clarity, H-I color)
• Metal: Platinum 
• Markings: "IRID.PLAT", Partial Makers Mark
• Weight: 7.5 Grams 
• Size: 5.25 (sizable)