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Antique Russian 1.50 Carat Antique Cushion Cut Diamond Engagement Ring

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  • 5.37 Carat GIA Fancy Light Yellow Cushion Cut Diamond Engagement Ring
    Located in Chicago, IL
    The 5.37 ct fancy light yellow, VS2 clarity, cushion shaped, old Lisbon brilliant cut diamond is from the early 1900s. The diamond is set in a modern custom made white and yellow 18...
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  • Russian 2.33 Carat Demantoid Diamond Gold Engagement Ring
    Located in Chicago, IL
    This contemporary gold engagement ring features a 2.33 ct old mine cut Russian demantoid from the early 1900s of a deep green color. ...
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  • 1.69ct Russian Demantoid Diamond Engagement Ring
    Located in Chicago, IL
    This contemporary custom-made 18K white gold ring features an oval 1.69 ct Russian demantoid (7.4 x 6.3 x 4.7 mm) of excellent golden green color. The demantoid is flanked by two bri...
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    21st Century and Contemporary Engagement Rings

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    Diamond, White Diamond, Garnet, Gold, 18k Gold, White Gold

  • Old Cut Diamond Platinum Engagement Ring
    Located in Chicago, IL
    This contemporary custom made platinum engagement ring is centered with a 2.90 ct transitional brilliant cut (early modern) diamond from the 1930s (K color, VS2 clarity). The center ...
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    Vintage 1930s Modern Engagement Rings

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  • Rare Russian Alexandrite Gold Engagement Ring
    Located in Chicago, IL
    This contemporary custom-made 18K gold ring features a rare 0.63 carat pear shape Russian Alexandrite. The Alexandrite changes its color from bluish green (daylight) to purplish pink (incandescent light). The color change is prominent to strong (80-90%). Russian Alexandrites are rare in general. Stones of this quality are especially rare and seldomly appear on the market. The ring is accompanied by the American Gemological Laboratories Prestige gemstone report No. 1131666. Ring size 6.5 (17 mm) resizable. Alexandrite, the color-changing variety of Chrysoberyl, was first discovered on April 17, 1834 in the Russia’s Ural Mountains by the Finnish mineralogist Nils Gustaf Nordenskiold...
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    21st Century and Contemporary Engagement Rings

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    Alexandrite, Chrysoberyl, Gold, 18k Gold

  • Rare Russian Alexandrite Platinum Engagement Ring
    Located in Chicago, IL
    This contemporary custom-made platinum ring features a rare 0.43 carat pear shape Russian Alexandrite. The Alexandrite changes its color from bluish green (daylight) to purplish pin...
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    21st Century and Contemporary Engagement Rings

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    Alexandrite, Platinum

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