Edwardian 4.20 Old Mine Cushion Cut Diamond Engagement Ring, England citrine and engraved 18K yellow gold

and engraved 18K yellow gold mount

made in 14k rose gold

Accented with three baguette cut diamonds on each shoulder

unique compliment to an engagement ring or stack

Art Deco eternity band set with 29 French-cut diamonds

Edwardian 4.20 Old Mine Cushion Cut Diamond Engagement Ring, England citrine and engraved 18K yellow goldAntique ring with a 4. 20 carat old mine cushion diamond with GIA report stating that it is J SI1. With 12 old mine cushion cuts circa 1. 40 carats. British hallmarks showing it is 18k gold and assayed at Sheffield in 1910. Maker's mark L&M. Center: 13. 9x14. 5mm, shank: 2. 9 4mm. Circa 1910. A classic cluster ring from the Edwardian era, set with an unusually juicy old mine cushion cut. Wow. Diamond and gold mining has caused devastation in areas