18kt Diamond Cross
Early 20th Century Italian Pendant Necklaces
Diamond, Pearl, Sapphire, Platinum, 18k Gold, Yellow Gold
Antique Early 19th Century European Georgian Pendant Necklaces
Diamond, 18k Gold, Silver
Antique Late 19th Century European Victorian Pendant Necklaces
Diamond, 18k Gold
20th Century French Modern Pendant Necklaces
Diamond, Gold, 18k Gold, White Gold, Yellow Gold
21st Century and Contemporary Pendant Necklaces
Diamond, Sapphire, 18k Gold, White Gold
2010s Italian Pendant Necklaces
Diamond, White Gold
21st Century and Contemporary American Modern Pendant Necklaces
Diamond, White Gold
2010s American Contemporary Cocktail Rings
Diamond, Yellow Gold
21st Century and Contemporary Italian Modern Cocktail Rings
Diamond, 18k Gold, Rose Gold
20th Century Swiss Modern Pendant Necklaces
Diamond, 18k Gold, Yellow Gold
Early 2000s Italian Contemporary Fashion Rings
Diamond, 18k Gold, Yellow Gold
2010s American Pendant Necklaces
Diamond, Ruby, 18k Gold, Yellow Gold
Early 2000s European Modern Pendant Necklaces
Amethyst, Diamond, 18k Gold, White Gold
21st Century and Contemporary French Modern Pendant Necklaces
Diamond, 18k Gold, Yellow Gold
2010s British Modern Engagement Rings
Diamond, White Diamond, Gold, 18k Gold, White Gold
Antique 19th Century Thai Contemporary Chain Necklaces
Diamond, 18k Gold, Yellow Gold, Enamel
21st Century and Contemporary American Modern Pendant Necklaces
Diamond, Yellow Gold
Late 20th Century Italian Retro Pendant Necklaces
Diamond, 18k Gold, White Gold
21st Century and Contemporary Italian Modern Pendant Necklaces
Diamond, 18k Gold, White Gold
21st Century and Contemporary Swiss Modern Pendant Necklaces
Diamond, 18k Gold, White Gold
Mid-20th Century Italian Retro Pendant Necklaces
Diamond, 18k Gold, Yellow Gold
2010s American Pendant Necklaces
Diamond, Ruby, 18k Gold, White Gold
20th Century French Modern Pendant Necklaces
Diamond, 18k Gold, Yellow Gold
Mid-20th Century Swiss Retro Pendant Necklaces
Diamond, 18k Gold, White Gold
21st Century and Contemporary American Bangles
Diamond, 18k Gold, White Gold
Early 20th Century Italian Art Deco Pendant Necklaces
Diamond, 18k Gold, White Gold
21st Century and Contemporary Indian Modern Hoop Earrings
Diamond, 18k Gold, Yellow Gold
Late 20th Century Spanish Modern Pendant Necklaces
Diamond, 18k Gold, Yellow Gold
1990s American Modern Pendant Necklaces
Diamond, Yellow Gold
20th Century Italian Artisan Pendant Necklaces
Diamond, 18k Gold, White Gold
2010s Greek Contemporary Pendant Necklaces
Diamond, White Gold, 18k Gold
21st Century and Contemporary American Modern Pendant Necklaces
Diamond, White Gold
21st Century and Contemporary American Modern Pendant Necklaces
Diamond, White Gold
2010s European Modern Cuff Bracelets
Diamond, 18k Gold
2010s American Contemporary Cocktail Rings
Diamond, Gold
2010s Greek Contemporary Pendant Necklaces
Diamond, Rose Gold, 18k Gold
21st Century and Contemporary American Modern Pendant Necklaces
Diamond, Yellow Gold
21st Century and Contemporary American Modern Fashion Rings
Diamond, White Gold
21st Century and Contemporary French Contemporary Pendant Necklaces
Diamond, 18k Gold, White Gold, Yellow Gold
2010s American Modern Pendant Necklaces
Diamond, 18k Gold, White Gold
21st Century and Contemporary French Modern Pendant Necklaces
Diamond, 18k Gold, Yellow Gold
21st Century and Contemporary Italian Contemporary Pendant Necklaces
Diamond, White Gold
20th Century French Artisan Pendant Necklaces
Diamond, 18k Gold, Yellow Gold
Early 2000s Italian Modern Pendant Necklaces
White Diamond, Yellow Diamond, Pink Diamond, Black Diamond, 18k Gold, Wh...
2010s Drop Earrings
Diamond, Gold, 18k Gold
21st Century and Contemporary Belgian Contemporary Pendant Necklaces
Diamond, 18k Gold, White Gold, Yellow Gold
2010s Belgian Art Deco Pendant Necklaces
Diamond, 18k Gold, White Gold
21st Century and Contemporary Spanish Contemporary Pendant Necklaces
Diamond, 18k Gold, White Gold, Yellow Gold
2010s American Modern Pendant Necklaces
Diamond, 18k Gold, Yellow Gold
21st Century and Contemporary Pendant Necklaces
Diamond, 18k Gold, White Gold
21st Century and Contemporary American Art Deco Pendant Necklaces
Diamond, Tsavorite, Yellow Gold, Gold, 18k Gold
Antique 1790s European Georgian Pendant Necklaces
Diamond, 18k Gold
2010s Italian Modern Pendant Necklaces
Diamond, Quartz, Gold, 18k Gold, Yellow Gold
2010s Italian Modern Pendant Necklaces
Diamond, Quartz, Gold, Yellow Gold, 18k Gold
2010s American Contemporary Fashion Rings
Diamond, Sapphire, Gold, 18k Gold
2010s American Modern Pendant Necklaces
Diamond, 18k Gold, White Gold
21st Century and Contemporary American Modern Pendant Necklaces
Diamond, Ruby, 18k Gold, Gold, White Gold
2010s Greek Modern Chain Necklaces
Diamond, Gold, Yellow Gold, 18k Gold
21st Century and Contemporary European Contemporary Pendant Necklaces
Diamond, Yellow Gold
2010s Greek Contemporary Pendant Necklaces
Diamond, 18k Gold, White Gold
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18kt Diamond Cross For Sale on 1stDibs
How Much is a 18kt Diamond Cross?
- Is 18kt gold valuable?1 Answer1stDibs ExpertJune 30, 2023Whether 18-karat gold is valuable depends on a variety of factors. The price of gold per gram fluctuates with the market for gold. If the gold in question refers to a piece of jewelry, factors under consideration would include the style of the piece, if the accessory features any gemstones and what the gems are, where it was made, its condtion and more. A certified appraiser can evaluate 18-karat gold jewelry to determine its value. On 1stDibs, shop a collection of 18-karat gold jewelry from some of the world's top sellers.