Vintage platinum 1.75 CTW diamond and emerald ring, circa 1940. This vintage platinum ring features a center round diamond at 1.10 carats with SI1 clarity and I-J color. The vintage diamond ring also has 30 straight baguette diamonds at 0.65 carat total weight with SI1 clarity and I-J color and 12 small round emeralds at 0.15 carat total weight. This vintage platinum diamond and emerald ring has 1.75 carat total weight all diamonds. The diamond emerald ring is a size 6.5. This vintage diamond and emerald platinum ring is appraised at $15,000.