Spectacular Estate Emerald and Diamond Ring. large scale, adaptation of the classic platinum by-pass ring is designed around a vivacious, bright green, elongated emerald-cut emerald weighing 4.00 carats. The emerald is asymmetrically framed by two large fancy-cut diamonds: an epaulet-cut diamond weighing 2.25 carats and a trapezoid-cut diamond weighing 1.75 carats. The shoulders of the shank is enhanced by round brilliant and baguette-cut diamonds and rectangular-shaped calibre emeralds. Z
2.77 Carat Emerald and Bullet-Cut Diamond Art Deco Ring. Old mine Colombian emerald, weighing 2.77ct, is classically showcased in platinum between a shimmering pair of bullet-cut diamonds, together weighing one-half carat. Circa 1930s. Via Lang Antiques. Z
http://rubies.work/0284-sapphire-ring/ *Art Deco 6.12 Carat Square Emerald Cut Diamond Engagement Ring, A 6.12 carat L color VS1 clarity square emerald-cut diamond center stone set in an Art Deco platinum ring with side bullet-shaped diamonds. Circa 1930. Z
THE 'PIGEON HEART RUBY' RING, CARTIER The cushion-shaped cabochon ruby weighing 31.30 carats, claw-set to a mount accented with brilliant-cut diamonds, size 51, signed Cartier, numbered, French assay and maker's marks, case by Cartier.