Costume Diamonds
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Vintage Bergdorf Goodman Faux Invisibly Set Sapphire Diamond Pearl Bracelet
By Magnificent Costume Jewelry
Located in New York, NY
Amazing Vintage Bergdorf Goodman faux invisibly set sapphire diamond Japanese glass pearl sterling
Category
1990s American Art Deco Beaded Bracelets
Materials
Silver
15 Carat Fancy Intense Canary Yellow Faux Diamond Cocktail Sterling Ring
By Magnificent Costume Jewelry
Located in New York, NY
cut white faux diamonds set in sterling designed to the highest fine standards possible. A classic
Category
2010s American Art Deco Cluster Rings
Materials
Sterling Silver
Jackie O
40 Carat Marquise D Color Cubic Zirconia Diamond Ring Copy
By Magnificent Costume Jewelry
Located in New York, NY
Jackie O' 40 Carat Marquise D Color Cubic Zirconia Diamond Ring Copy
A Fabulous Fake. One for
Category
1990s American Art Deco Cocktail Rings
Materials
Silver
Large Eight Carats Each Lab CZ Diamond Cut Sterling Antique Style Ear Studs
By Magnificent Costume Jewelry
Located in New York, NY
Large Eight Carats Each Lab CZ Diamond Cut Sterling Antique Style Ear Studs
Antique Cut Large
Category
2010s North American Belle Époque Stud Earrings
Materials
Zircon, Sterling Silver
Large Eight Carats Each Lab CZ Diamond Cut Sterling Modern Round Ear Studs
By Magnificent Costume Jewelry
Located in New York, NY
Large Eight Carats Each Lab-Created CZ Round Diamond Cut Studs, crafted with our own lab-grown D
Category
2010s North American Modernist Stud Earrings
Materials
Zircon, Sterling Silver
For Day And Night 15 Carat Round Cubic Zirconia Pave Faux Diamond Ring
By Magnificent Costume Jewelry
Located in New York, NY
diamonds set in sterling designed to the highest fine standards possible. A classic amazing sparkly and
Category
2010s American Art Deco Cluster Rings
Materials
Sterling Silver
Magnificent Costume Jewelry Large Faux Cabochon Emerald Diamond Ring
Located in New York, NY
A unique man-made large French cut pyramid Colombian color emerald half-moon Cubic Zircon set white gold ring. Approximate similar weight if real would be around 35 carats.
This ri...
Category
2010s American Modern Cocktail Rings
Materials
10k Gold
Costume Jewelry Diamond Look White and Yellow Drop CZ Earrings by Clive Kandel
Located in New York, NY
Created Diamond Look Large White and Yellow Drop CZ Earrings
Our exclusive jewellery is unique
Category
2010s American Modern Chandelier Earrings
Materials
Diamond, Sterling Silver
Harry Winston Style Lab Grown CZ and Sapphire Stunning Chandelier Earrings
By Magnificent Costume Jewelry
Located in New York, NY
Harry Winston Style Large Lab Grown D Grade Diamond Cut Cubic Zirconia Lab Grown Sapphire
Category
Early 2000s American Romantic Drop Earrings
Materials
Diamond, Sapphire, Sterling Silver
Stunning White Micropave Cubic Zirconia Half Inch Wide Band
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry stunning faux diamond half inch wide band mille-grain set with stones
Category
2010s American Art Deco Fashion Rings
Materials
Sterling Silver
Large Baguette Cubic Zirconia Hoop Earrings
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry large faux baguette diamond inside and out hoop earrings finest cubic
Category
21st Century and Contemporary American Art Deco More Earrings
Materials
Sterling Silver
Large Baguette Cubic Zirconia Hoop Sterling Earrings
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry large faux baguette diamond inside and out hoop earrings finest cubic
Category
21st Century and Contemporary American Art Deco More Earrings
Materials
Sterling Silver
Stunning White Micropave Cubic Zirconia Half Inch Wide Band
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry stunning faux diamond half inch wide band mille-grain set with stones
Category
2010s American Art Deco Fashion Rings
Materials
Sterling Silver
Large Baguette Cubic Zirconia Hoop Sterling Earrings
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry large faux baguette diamond inside and out hoop earrings finest cubic
Category
21st Century and Contemporary American Art Deco More Earrings
Materials
Sterling Silver
Faux Emerald Cubic Zirconia Delicate Chandelier Earrings
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry synthetic emerald diamond delicate chandelier earrings set with
Category
21st Century and Contemporary American Art Deco More Earrings
Materials
Sterling Silver
Faux Emerald Cubic Zirconia Delicate Chandelier Sterling Earrings
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry synthetic emerald diamond delicate chandelier earrings set with
Category
21st Century and Contemporary American Art Deco More Earrings
Materials
Sterling Silver
Synthetic Emerald Cubic Zirconia Sterling Delicate Chandelier Earrings
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry synthetic emerald diamond delicate chandelier earrings set with
Category
21st Century and Contemporary American Art Deco More Earrings
Materials
Sterling Silver
Pretty Art Deco Style Cubic Zirconia Sapphire Sterling Ring
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry Art Deco Style Diamond Sapphire Sterling Ring set with a Round CZ
Category
2010s American Art Deco Engagement Rings
Materials
Sterling Silver
Art Deco Style Cubic Zirconia Synthetic Emerald Sterling Ring
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry Art Deco Style Diamond Emerald Sterling Ring set with a Round CZ
Category
2010s American Art Deco Fashion Rings
Materials
Sterling Silver
Cubic Zirconia Faux Pearl Freeform Cocktail Sterling Ring
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry Faux Diamond Pearl Freeform Style Cocktail Ring Set With Petite CZ
Category
21st Century and Contemporary Unknown Art Deco Fashion Rings
Materials
Sterling Silver
Stunning Cubic Zirconia Emerald Drop Earrings
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry stunning diamond emerald drop earrings set with the finest synthetic
Category
21st Century and Contemporary American Art Deco More Earrings
Materials
Sterling Silver
Yellow Cubic Zirconia Micropave Half Inch Sterling Wide Band
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry stunning faux yellow diamond half inch wide band mille-grain set with
Category
2010s American Art Deco Fashion Rings
Materials
Sterling Silver
Stunning Faux Ruby Cubic Zirconia Half Inch Wide Band
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry stunning synthetic ruby diamond half inch wide band mille-grain set
Category
21st Century and Contemporary American Art Deco Fashion Rings
Materials
Sterling Silver
Real Looking Faux Emerald Cubic Zirconia Sterling 1950s Style Necklace
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry Emerald Diamond La Grande Soiree Necklace Made with 19 Man-Made Square
Category
2010s American Art Deco Choker Necklaces
Materials
Sterling Silver
Stunning Faux Sapphire Cubic Zirconia Sterling Half Inch Wide Band
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry stunning synthetic sapphire diamond half inch wide band mille-grain set
Category
21st Century and Contemporary American Art Deco Fashion Rings
Materials
Sterling Silver
Flexible Lace Effect Faux Emerald Cubic Zirconia Sterling Necklace
By Magnificent Costume Jewelry
Located in New York, NY
Magnificent Costume Jewelry Emerald Diamond La Grande Soiree Lace Necklace. Made with 35 Man-Made
Category
2010s American Contemporary Choker Necklaces
Materials
Sterling Silver
Art Deco Style Faux Diamond Onyx Jade Earrings
Located in New York, NY
Magnificent Costume Jewelry Art Deco Style Faux Diamond Onyx Jade Resin Hoop Earrings post only 2
Category
2010s American Art Deco Chandelier Earrings
Materials
Sterling Silver
Art Deco Style Faux Diamond Onyx Jade Earrings
Located in New York, NY
Magnificent Costume Jewelry Art Deco Style Faux Diamond Onyx Jade Resin Hoop Earrings post only 2
Category
2010s American Art Deco Chandelier Earrings
Materials
Sterling Silver
Vintage Verified DeLizza
Elster Faux-Black Diamond Frosted Bead Cuff Bracelet
By Delizza
Elster
Located in Easton, PA
1960s silvertone hinged clamper bracelet with emerald-cut faux black diamond and round paste
Category
Vintage 1960s American Modern Cuff Bracelets
Faux Coral Cubic Zirconia Vermeil Sterling Silver Earrings
Located in New York, NY
Magnificent Costume Jewelry Coral Diamond Vermeil Sterling Silver Earrings Set With Brilliant Cubic
Category
2010s American Modern Chandelier Earrings
Materials
Vermeil
A Rare Vendome Floral Cuff
By Vendome
Located in London, GB
handpainted leaves. It is considered to be a costume version of the gold, diamond and emerald bracelet given
Category
Mid-20th Century American Art Nouveau Clamper Bracelets
Materials
Base Metal, Gold Plate
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Costume Diamonds For Sale on 1stDibs
Find an expansive variety of costume diamonds available on 1stDibs. Frequently made of Silver, Sterling Silver and Gold, these items were constructed with great care. Our collection of these items for sale includes 12 vintage editions and 67 modern creations to choose from as well. Our inventory is broad and distinctive, with accessories on offer that were made as long ago as the 20th Century to those produced as recently as the 21st Century. The designs in our inventory of costume diamonds bearing Art Deco or Modern hallmarks are very popular. There have been many well-made iterations of these items over the years, but those made by Magnificent Costume Jewelry, Clive Kandel for Magnificent Costume Jewelry and Trifari are often thought to be among the most beautiful. Browse our collection of 2 Zircon versions today to add the perfect touch to your look. A selection of brilliant cut, cabochon and cushion cut can be found today on these pages. If you’re browsing the variety of costume diamonds for sale, you’ll find that many are available today for women, but there are still pieces to choose from for men.
How Much are Costume Diamonds?
On average, costume diamonds at 1stDibs sell for $500, while they’re typically $114 on the low end and $2,500 for the highest priced versions of this item.
More Ways To Browse
Harlequin Figurine
Freda Diamond
Edwardian Diamond Crown Brooch
Figurines Bassano
Gold Initial Locket
Chocolate Diamond Bangle
Chopard Happy Butterfly
Christian Dior Huggie Earrings
Christian Dior Teardrop Earrings
Christmas Tree Charm
Chrome Hearts Star Of David
Ciro Brooch
Clam Shell Necklace
Clash Bracelet
Cloak Brooch
Coco Chanel Property
Coco Crush Earring
Comet Georgian