Art Deco Old European Cut Diamond Three Stone Platinum Vintage Engagement Ring emerald cut Center stone: Certified natural 1

Center stone:  Certified natural 1

Antique early 20th century Art Deco target ring featuring a certified old European cut diamond nestled within an emerald and diamond surround of old single cut diamonds with lively calibré emeralds

22 carat GIA certified old mine cushion cut diamond with F color and SI1 clarity

10 carat old mine cushion cut diamond with H color and VVS1 clarity

Era: Mid-century

Art Deco Old European Cut Diamond Three Stone Platinum Vintage Engagement Ring emerald cut Center stone: Certified natural 1Art Deco three stone vintage engagement ring centered with a . 62 carat old European cut diamond, flanked by two matching old European cut side stones weighing . 52 ct total. The diamonds are set in platinum featuring finely executed millegrain edges, geometric segmentation, and hand engraving throughout, with a structured arrangement of smaller accent diamonds set between and around the principal stones. The gallery is constructed with openwork and