Circa 1910. This fabulous 18KT gold Edwardian winged dragon brooch is accented with a .28-carat old European-cut natural diamond set into a plat...

Circa 1920. This stunning Art Deco platinum ring features a 1.34-carat old European-cut diamond with I1 clarity and I color, set into an eight-p...

Dated 1871; Birmingham, England. This beautiful 18KT gold ring features a 1.00-carat old mine-cut diamond with SI1 clarity and H color. The diam...

Circa 1950. This stunning Midcentury Victorian-Revival snake bracelet is decorated with blue enamel and accented with a gorgeous emerald and shi...

Circa 1840. This stunning late-Georgian ring features a single 2.23-carat old mine-cut natural diamond prong/bezel set in sterling silver. The diam...

Circa 1930. This lovely Art Deco cocktail ring features a stunning 29-carat oval cabochon-cut natural deep purple amethyst set into a four-prong...

Circa 1930. This fabulous platinum Art Deco ring features a beautiful 1.76-carat bead-set old European-cut natural diamond with SI1 clarity and ...

Circa 1920. These lovely platinum-topped 18KT yellow gold Art Deco earrings are each accented with seven bezel/bead-set, old European/single-cut...

Circa 1950. This amazing Midcentury ring features a stunning 3.02-carat square emerald-cut (Asscher-cut) natural diamond set into a four-prong p...

Circa 1920. This stunning Art Deco engagement ring features a gorgeous 3.51-carat old European-cut diamond set into a six-prong platinum setting...

Circa 1930.  This gorgeous Art Deco ring features a 1.90-carat old European-cut natural diamond set into a four-prong platinum setting. The cent...

Circa 1920. This stunning Art Deco platinum ring features a 1.34-carat old European-cut diamond with I1 clarity and I color, set into an eight-p...

Circa 1950. This amazing Midcentury ring features a stunning 3.02-carat square emerald-cut (Asscher-cut) natural diamond set into a four-prong p...

Circa 1930. This stunning Art Deco ring features a 1.53-carat old European-cut natural diamond set into a four-prong platinum setting. The diamo...

Circa 1920. This gorgeous platinum Art Deco solitaire features a prong-set, 2.19-carat old European-cut diamond with VS2 clarity and N color. The t...

Circa 1920. This splendid Art Deco platinum solitaire ring features a stunning 1.80-carat, prong-set old mine-cut diamond with VS2 clarity and K...

Circa 1920. This beautiful Art Deco ring features an amazing 1.67-carat, old European-cut natural diamond with VS1 clarity and J color set into ...

Circa 1950. This classic Midcentury 18KT yellow gold solitaire features a 1.57-carat old European-cut diamond set into a platinum six-prong claw-st...