Cobalt Blue Jewellery
21st Century and Contemporary Tanzanian Modern Loose Gemstones
Spinel
Early 20th Century British Art Deco Pendant Necklaces
Silver, Enamel
2010s American Contemporary Pendant Necklaces
Diamond, White Diamond, Tanzanite, 18k Gold, White Gold
21st Century and Contemporary Burmese Modern Loose Gemstones
Spinel
Early 20th Century European Art Deco Enamel Frames and Objects
Enamel
Vintage 1920s Multi-Strand Necklaces
Vintage 1950s Italian Mid-Century Modern Jewelry Boxes
Metal
20th Century French Mid-Century Modern Collectible Jewelry
Gold, Enamel
Antique Early 1900s American Art Deco Collectible Jewelry
Metal
Vintage 1920s Art Deco Collectible Jewelry
Gold, Enamel
Early 20th Century British Edwardian Brooches
Pearl, Gold, 9k Gold, Enamel
20th Century French Jewelry Boxes
Bronze
Vintage 1950s French Rococo Decorative Boxes
Porcelain
Vintage 1970s Italian Decorative Boxes
Early 20th Century French Vases
Porcelain
Antique 1890s European Victorian Jewelry Boxes
Glass
Vintage 1950s Italian Bohemian Decorative Boxes
Fruitwood
Mid-20th Century Unknown Modern Stud Earrings
Lapis Lazuli, 14k Gold, Yellow Gold
Vintage 1980s Cufflinks
Yellow Gold, 18k Gold
2010s Sri Lankan Loose Gemstones
Spinel
Early 2000s Italian Modern Choker Necklaces
Vintage 1980s American Modernist Clip-on Earrings
Late 20th Century Lever-Back Earrings
Diamond, 18k Gold
Vintage 1930s Dangle Earrings
18k Gold, Yellow Gold, Enamel
Vintage 1980s French Modernist Dangle Earrings
Antique 1890s British Art Nouveau Cocktail Rings
White Diamond, 18k Gold
Antique Late 19th Century European Pendant Necklaces
Gold, 9k Gold, Enamel
21st Century and Contemporary Italian Neoclassical Dangle Earrings
Sterling Silver, Vermeil
1990s French Dangle Earrings
Gilt Metal
21st Century and Contemporary Beaded Necklaces
Lapis Lazuli, 18k Gold
Antique 1880s Austrian Artisan Cocktail Rings
Diamond, Ruby, 18k Gold, Enamel
Vintage 1950s American Brooches
Diamond, Pearl, 10k Gold, Rose Gold
Early 20th Century French Louis XVI Jewelry Boxes
Bronze
21st Century and Contemporary Tanzanian Loose Gemstones
Spinel
2010s Burmese Engagement Rings
Diamond, Spinel, Platinum
2010s Burmese Loose Gemstones
Spinel
Vintage 1960s Link Bracelets
Diamond, 18k Gold
2010s Tanzanian Loose Gemstones
Spinel
2010s Burmese Loose Gemstones
Spinel
2010s Tanzanian Loose Gemstones
Spinel
2010s French Artist Link Necklaces
2010s Tanzanian Loose Gemstones
Spinel
21st Century and Contemporary Modern Loose Gemstones
Spinel
21st Century and Contemporary Modern Loose Gemstones
Spinel
20th Century English Georgian Decorative Dishes and Vide-Poche
Ceramic
Antique 19th Century Victorian Pendant Necklaces
Pearl, 9k Gold, Yellow Gold, Enamel
1990s French Modernist Clip-on Earrings
Gilt Metal
21st Century and Contemporary American Clip-on Earrings
18k Gold, Yellow Gold
20th Century Flatware and Serving Pieces
Sterling Silver
Mid-20th Century French Louis XVI Porcelain
Porcelain
Vintage 1910s British Art Deco Enamel Frames and Objects
Silver, Sterling Silver, Enamel
20th Century French Jewelry Boxes
Porcelain
20th Century French Mid-Century Modern Jewelry Boxes
Porcelain
Mid-20th Century Baroque Figurative Sculptures
Ceramic, Porcelain
Early 20th Century Edwardian More Necklaces
Diamond, Pearl, Spinel, 18k Gold
Early 20th Century Czech Decorative Bowls
Glass, Paint
Late 20th Century Italian Bangles
18k Gold
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Cobalt Blue Jewellery For Sale on 1stDibs
How Much is a Cobalt Blue Jewellery?
- Is all blue glass cobalt?1 Answer1stDibs ExpertApril 5, 2022No, not all blue glass is cobalt glass. Only those made with cobalt oxide can be called cobalt. In some pieces, the presence of copper oxide accounts for the color, however, cobalt glass is much more common. You'll find a collection of cobalt glass on 1stDibs.
- Does cobalt make glass blue?1 Answer1stDibs ExpertApril 5, 2022Yes, cobalt oxide makes glass blue. Different amounts of cobalt can be used to create more saturated levels of blue or to simply neutralize yellow for a more clear finish. Copper oxide can also be used to create a blue tinted glass. Shop a collection of cobalt glass from some of the world’s top sellers on 1stDibs.
- 1stDibs ExpertApril 5, 2022If your glass has a blue tint to it, it is likely cobalt blue glass. There are three shades of cobalt glass; dark cobalt, which has a slight purplish hue, light or cornflower blue and medium blue. To verify its authenticity, check with an appraiser. You can also shop a collection of cobalt blue glass from some of the world’s top sellers on 1stDibs.
- How old is cobalt blue glass?1 Answer1stDibs ExpertApril 5, 2022How old cobalt glass is varies greatly. Ancient Mesopotamian examples exist from roughly 2000 BC. In China, cobalt glass became common during the Zhou Dynasty, which lasted from 1122 to 221 BC. European cobalt glass may date back to as early as the 15th century. Shop a collection of antique cobalt glass on 1stDibs.
- 1stDibs ExpertApril 5, 2022Cobalt blue glass is a deep blue glass that often gets its color by the addition of cobalt oxide in the molten glass mixture when the glass is being formed. The best way to identify cobalt blue glass is by the color. Shop a collection of cobalt blue glass from some of the world’s top sellers on 1stDibs.








