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40 Diamonds

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Round Stud Earrings 18k Yellow Gold Blue Vitreous Enamel 40 Diamonds 0.30 Carat
By Victor Mayer
Located in Pforzheim, DE
vitreous enamel, 40 diamonds, total 0.30 ct, brilliant cut, G VS, diameter app. 12.2 mm About the creator
Category

2010s German Contemporary Stud Earrings

Materials

Diamond, 18k Gold, Yellow Gold, Enamel

Victor Mayer Locket Ring Light Grey Enamel 18k Rose Gold 40 Diamonds 0.50 ct
By Victor Mayer
Located in Pforzheim, DE
. Ring Peacock, 18k RG, vitreous enamel, 40 diamonds total 0.50 ct, G VS brilliant cut Reference: V1672
Category

2010s German Contemporary Cocktail Rings

Materials

Diamond, Enamel, Rose Gold

Ring with 0.68 Ct of Diamonds, N° 40 Diamonds, the Ring is an Elastic Spiral
Located in Rome, IT
Ring is an elastic spiral model, and is formed by a row of 40 brilliant cut diamonds of total carat
Category

21st Century and Contemporary Italian Modern Fashion Rings

Materials

Diamond, 18k Gold, White Gold

ct 2, 40 Diamonds and ct 3, 62 Emeralds Rubies Pearl Gold Cocktail Ring
Located in Marcianise, Marcianise (CE)
diamonds, rubies, blue sapphires and a gold flower with blue sapphires surround the central pearl. Diamonds
Category

1990s Italian Cocktail Rings

Materials

Blue Sapphire, Ruby, South Sea Pearl, Diamond, Yellow Gold, White Gold, ...

Freshwater Pearl and Diamond Halo White Gold Stud Earrings
By Harbor Diamonds
Located in New York, NY
Luster: AAA Nacre: Very Thick Earring Style: Studs Metal Weight: 2.0 g. Diamond: 40 Diamond Weights
Category

2010s American Contemporary Stud Earrings

Materials

Freshwater Pearl, Diamond, 14k Gold, White Gold

Asch Grossbardt 18KT YG .40 Ct Diamond & Inlaid Stone Hanging Earrings
By Asch Grossbardt
Located in New York, NY
diamond circle. Total length 1-3/4" 40 diamonds = 0.40 carats Stamped Asch Grossbardt 18K
Category

Early 2000s American Contemporary Clip-on Earrings

Materials

Jasper, Onyx, Malachite, Lapis Lazuli, Diamond, Coral, Yellow Gold, 18k ...

Diamond White Gold Ring
Located in Geneva, CH
Ring in 18kt white gold set with 40 diamonds 0.42 cts and 3 baguette cut diamonds 0.11 cts          
Category

21st Century and Contemporary Swiss Contemporary Solitaire Rings

Materials

Diamond, 18k Gold, White Gold

Rubies Diamond Gold Ring
Located in Geneva, CH
Ring in 18kt yellow gold set with 40 diamonds 0.64 cts and 27 rubies 1.39 cts Size 54     
Category

21st Century and Contemporary Swiss Contemporary Dome Rings

Materials

Ruby, Diamond, Yellow Gold, 18k Gold, Gold

Tzavorites and Diamond Gold Ring
Located in Geneva, CH
Ring in 18kt yellow gold set with 40 diamonds 1.04 cts and 40 tzavorites  1.04 cts Size 54       
Category

21st Century and Contemporary Swiss Contemporary Fashion Rings

Materials

Tsavorite, Diamond, Yellow Gold, 18k Gold, Gold

Diamond Necklace with Rubies
Located in Geneva, CH
diamonds 0.51 cts and 40 diamonds 0.28 cts
Category

21st Century and Contemporary Swiss Contemporary Pendant Necklaces

Materials

Diamond, Ruby, 18k Gold, White Gold

IGI Certified Brown Diamond Ring Diamond Setting 3.35 Carats 18K Rose Gold
Located in Laguna Niguel, CA
Carat 40 Diamonds = 0.32 Carats Metal: 18K Rose Gold Ring Size: 7* US *It can be resized complimentary
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Brown Diamond, White Diamond, Diamond, Rose Gold, 18k Gold, Gold

5.61 ct Mixed Shape Diamond Platinum Bracelet
By Hakimi's Gem
Located in Chicago, IL
This gorgeous mix shape diamond bracelet features 40 diamonds weighing 5.61 cts set in platinum
Category

2010s American Modern Tennis Bracelets

Materials

Diamond, Platinum

Tanzanite Stud Earrings Diamond Halo 1.7 Carats 14K Yellow Gold
Located in Laguna Niguel, CA
Carats 40 Diamonds = 0.20 Carats Metal: 14K Yellow Gold Dimensions: 10.5 x 8.4 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Diamond, White Diamond, Tanzanite, Gold, 14k Gold, Yellow Gold

Important Aquamarine Pendant Necklace With Diamonds 17.8 Carats 14K Gold
Located in Laguna Niguel, CA
Carats 40 Diamonds = 0.80 Carats Metal: 14K White Gold Pendant Dimensions: 30 x 17.5 mm
Category

21st Century and Contemporary Contemporary Pendant Necklaces

Materials

Diamond, Aquamarine, White Diamond, Gold, 14k Gold, White Gold

2.36 ct Marquise & Round Diamond Band
By Hakimi's Gem
Located in Chicago, IL
These stunning diamond eternity bands feature 40 diamonds weighing 2.36ct set in 18k rose gold. The
Category

2010s Modern Band Rings

Materials

Diamond, 18k Gold, Rose Gold

Tanzanite Ring Diamond Halo 2.88 Carats 14K White Gold
Located in Laguna Niguel, CA
Carats 40 Diamonds = 0.28 Carats Metal: 14K White Gold Ring Size: 7* US *It can be resized complimentary
Category

21st Century and Contemporary Contemporary Solitaire Rings

Materials

Diamond, White Diamond, Tanzanite, Gold, 14k Gold, White Gold

Amethyst Ring With Diamonds 5.21 Carats 14K Yellow Gold
Located in Laguna Niguel, CA
40 Diamonds = 0.21 Carats Metal: 14K Yellow Gold Ring Size: 8* US *It can be resized complimentary
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Amethyst, Diamond, White Diamond, Gold, 14k Gold, Yellow Gold

Spessartine Garnet Stud Earrings Diamond Halo 2.50 Carats 14K Yellow Gold
Located in Laguna Niguel, CA
Spessartine Garnets = 2.30 Carats 40 Diamonds = 0.20 Carats Metal: 14K Yellow Gold Dimensions: 9 x 9 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Diamond, White Diamond, Garnet, Gold, 14k Gold, Yellow Gold

Natural Spessartine Garnet Stud Earrings Diamond Halo 14K Yellow Gold
Located in Laguna Niguel, CA
Carats 40 Diamonds = 0.26 Carats Metal: 14K Yellow Gold Dimensions: 12 x 10 x 6 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Diamond, White Diamond, Garnet, Gold, 14k Gold, Yellow Gold

Spessartine Garnet Stud Earrings Diamond Halo 2.50 Carats 14K Yellow Gold
Located in Laguna Niguel, CA
Spessartine Garnets = 2.30 Carats 40 Diamonds = 0.20 Carats Metal: 14K Yellow Gold Dimensions: 9 x 9 mm
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Diamond, White Diamond, Garnet, Gold, 14k Gold, Yellow Gold

Blue Sapphire Stud Earrings Diamond Halo 2.2 Carats 14K White Gold
Located in Laguna Niguel, CA
= 2 Carats Cut: Round; Treatment: Heated 40 Diamonds = 0.20 Carats Metal: 14K White Gold Dimensions: 9
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Diamond, White Diamond, Blue Sapphire, Gold, 14k Gold, White Gold

Blue Sapphire Stud Earrings Diamond Halo 2.2 Carats 14K White Gold
Located in Laguna Niguel, CA
= 2 Carats Cut: Round; Treatment: Heated 40 Diamonds = 0.20 Carats Metal: 14K White Gold Dimensions: 9
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Diamond, White Diamond, Blue Sapphire, Gold, 14k Gold, White Gold

David Yurman Gold Dome Ring Diamonds Silver & 18k Gold
By David Yurman
Located in Montreal, QC
David Yurman Albion ring gold dome & 40 diamonds, 925 silver and 18k yellow gold size 6.5, top
Category

21st Century and Contemporary American Dome Rings

Materials

Diamond, 18k Gold, Silver

13 Carat Round Brilliant Diamond Single Row Bracelet Certified
Located in New York, NY
Style: Single Row Diamond Bracelet Diamonds Diamond Size: 13.06 Carats Number of Diamonds: 40
Category

2010s American Tennis Bracelets

Materials

Diamond, 14k Gold, White Gold

Natural Tanzanite Stud Earrings Diamond Halo 2.60 Carats 14K Yellow Gold
Located in Laguna Niguel, CA
= 2.30 Carats 40 Diamonds = 0.30 Carats ( Color: I, Clarity: SI ) Metal is 14K Yellow Gold Dimensions: 11
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Diamond, White Diamond, Tanzanite, Gold, 14k Gold, Yellow Gold

White Gold and Diamond Ring.
Located in BARCELONA, ES
Ring in White Gold for woman 40 Diamonds in Brilliant cut with an approximate total weight of 2,20
Category

21st Century and Contemporary European Cocktail Rings

Natural Ruby Cocktail Ring Set With Diamonds 14K Yellow Gold
Located in Laguna Niguel, CA
Round Rubies = 0.72 Carats 40 Diamonds = 0.35 Carats Metal: 14K Yellow Gold Ring Size: 7* US *It can be
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

White Diamond, Ruby, Diamond, Yellow Gold, 14k Gold, Gold

18 Karat White Gold Diamond Channel Band
Located in Coral Gables, FL
around the entire ring. The 6mm wide ring contains exactly 40 diamonds totaling approximately 0.50 carat
Category

1990s Band Rings

Materials

Diamond, 18k Gold, White Gold

7.11ct Natural Round Diamonds Tennis Bracelet Classic 14 Karat White Gold
Located in New York, NY
karat white gold 17 grams 40 Diamond Count Bracelet measures 4mm wide Comfortable pressure clasp and
Category

2010s American Tennis Bracelets

Materials

Diamond, 14k Gold, White Gold

David Webb 18K Yellow Gold and Platinum Diamond Carved Lapis Clip-on Earrings
By David Webb
Located in New York, NY
. Set with 40 diamonds approx 2.40cts. approx E - F color VS clarity. Measurment: 32.7mm x 26.2mm x
Category

Vintage 1980s American Clip-on Earrings

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

Flowers Pendant Necklace
Located in Geneva, CH
Flowers pendant in 18kt white gold set with 40 diamonds 0.69 cts and 30 black diamonds 0.93 cts
Category

21st Century and Contemporary Swiss Contemporary Pendant Necklaces

Materials

Diamond, Black Diamond, 18k Gold, White Gold

Platinum '960/-' Brooch, Art Deco, Diamonds, Sapphire and Pink Rourmaline, 1930
Located in Heerlen, NL
2.53 ct - 40 diamonds in various cuts = approx. 2.00 ct.
Category

Vintage 1930s Unknown Art Deco Brooches

Materials

Diamond, Sapphire, Tourmaline, Platinum

Old brooch with emeralds and diamonds
Located in Chorzów, PL
natural emerald in the shape of a teardrop weighing approx. 0.80 ct, 40 diamonds with a total weight of
Category

Mid-20th Century German Brooches

Materials

Diamond, Emerald, 15k Gold

Ruby and Diamond Marquise Shaped Ring
Located in Great Neck, NY
, made out of 40 diamonds totaling 0.39 carats, and 1 marquise-shaped ruby totaling 1.02 carats. It comes
Category

21st Century and Contemporary American Modern Fashion Rings

Materials

Diamond, Ruby

East-West Marquise Tennis Necklace in 14k White Gold
By M&V Vanguard Jewelry
Located in New York, NY
East-West Marquise tennis necklace in 14K White Gold 40 diamonds totaling 7.78ct G/H Color & VS
Category

2010s American Modern Link Necklaces

Materials

Diamond, 14k Gold, White Gold

Cartier Diamond Heart Necklace 18k White Gold
By Cartier
Located in Beverly Hills, CA
Diamonds Heart with 40 Diamonds on White Gold Cable Chain. Pendant is removable Diamond Weight Est 1.75
Category

Early 2000s French Pendant Necklaces

Materials

Diamond, 18k Gold, White Gold

White gold open diamond and white sapphire ring
Located in Surfside, FL
prong set, 5.2 mm amd 40 diamonds pave set, 0.29 carats total weight.This Diamond/Sapphires ring is
Category

20th Century Fashion Rings

Materials

Sapphire, Diamond, White Gold

Green Tourmaline (17.82ct.) and Diamond Pendant in 18ct. Yellow Gold
By In our own workshop
Located in Dublin, IE
An exquisite 17X15mm pear shaped green Tourmaline (17.82ct.) is set with 40 Diamonds (.81ct.) in a
Category

2010s Irish Contemporary Pendant Necklaces

Materials

Diamond, Tourmaline, Yellow Gold, 18k Gold

18 Karat Gold Cameo and Diamonds Drop Earrings
Located in Cattolica, IT
. Embellished with 40 Diamonds and two bigger Diamonds on the central articulation. Handmade in Italy, in Torre
Category

Early 2000s Italian Drop Earrings

Materials

Diamond, Gold, 18k Gold

Omega Diamond Yellow Gold 18K Unique Wristwatch 1970S
By Omega
Located in Geneva, CH
. Signed Omega and numbered. 40 diamonds 1.80 carat top quality according to the certificate. Case
Category

Vintage 1970s Swiss Wrist Watches

Materials

Diamond, 18k Gold, Yellow Gold

Cartier Three Row Paved Diamond Band Ring
By Cartier
Located in Bethesda, MD
♦ Circa 1990s ♦ 40 Diamonds=1.50 carats, F VVS ♦ 4.5mm wide ♦ All French Hallmarks ♦ Size 52/ 6 US
Category

1990s French Band Rings

Materials

Diamond

Four Prong 12 Ct TW Natural Diamond Tennis Bracelet
Located in Dubai, DU
. : 40 DIAMOND COLOR & CLARITY : FGH-SI Standard size 7". Feel free to contact us if you have any
Category

2010s Tennis Bracelets

Materials

Diamond, 18k Gold

1.25 Carat Round Cut Ruby and Diamond Halfway Wedding Band in 18K Yellow Gold
Located in NEW YORK, NY
total that are surrounded by brilliant round 40 diamonds weighing 0.44 carats total. Made in 18K yellow
Category

21st Century and Contemporary American Modern Band Rings

Materials

Ruby, Diamond, 18k Gold, Yellow Gold

Brooch Yellow Gold Diamond
Located in PARIS, FR
0.10 ct each one and 2 of approximately 0.05 ct each one. as well as of a pavement of 40 diamonds pink
Category

20th Century French Brooches

Materials

Diamond, Yellow Gold

Brooch Yellow Gold Diamond
Brooch Yellow Gold Diamond
W 0.26 in L 3.1 in
Vacheron Constantin Cocktail Watch White Gold Diamond Bezel F3.1046
By Vacheron Constantin
Located in London, GB
dial with applied hour markers and a fixed white gold bezel set with 40 diamond baguettes weighing
Category

21st Century and Contemporary Swiss Wrist Watches

Materials

Diamond, 18k Gold, White Gold

White Sapphire and Diamonds 18k Gold Open Ring
Located in Surfside, FL
and 40 diamonds, weighing 0.29 carats total weight. Size 5.5This Diamond/Sapphires ring is currently
Category

20th Century Fashion Rings

Materials

18k Gold, Yellow Gold

Elegant 18k White Gold Band Ring with 0.40 ct Natural Diamonds
Located in רמת גן, IL
: 40 diamonds main stone of 0.4 carat cut: round brilliant color: H clarity: SI2 sku: SR-WG-168344
Category

2010s Singaporean Cluster Rings

Materials

Diamond, 18k Gold, White Gold

Yellow Gold GIA Certified Purplish Pink Diamonds Brooch
By Polya Medvedeva Jewellery
Located in Berlin, DE
pink iced crush diamonds (40 diamonds, 5.05 Carats in total) and the tenderness of the summer golden
Category

21st Century and Contemporary German Artist Brooches

Materials

Diamond, Pink Diamond, Gold, 18k Gold, Yellow Gold

Ravishing 18k Yellow Gold Bracelet w/ 12 ct Natural Diamond IGI Certificate
Located in רמת גן, IL
certificate and a fancy jewelry box. 40 diamonds main stone of 12 carat cut: round brilliant color: E-F
Category

2010s Israeli Tennis Bracelets

Materials

Diamond, 18k Gold, Yellow Gold

Exquisite and Large Indian 22K Gold, Enamel, and Diamond Snuff Box, Jaipur
Located in New York, NY
22k gold box set with 40 diamonds, painted with the finest quality enamel made in Jaipur, India by
Category

20th Century Indian Anglo-Indian Boxes and Cases

Materials

Diamond, 22k Gold, Enamel

Bangle Bracelet in 14 K White Gold 7.51ct
By M&V Vanguard Jewelry
Located in New York, NY
this classic bangle. 14k white gold with round brilliant diamonds & sapphires TCW: 4.37ct 40
Category

2010s American Modern Bangles

Materials

Diamond, Blue Sapphire, 14k Gold, White Gold

Lustrous 18K White Gold Pave Natural Heart Diamond Ring w/ 1.15ct- GIA Certified
Located in רמת גן, IL
Main Stone of 1.00 Carat Cut: Brilliant Color Grade: G Clarity Grade: VVS1 40 diamond side stones of
Category

2010s Israeli Engagement Rings

Materials

Diamond, 18k Gold, White Gold

Elegant 18k White Gold Earrings with 0.75 Ct Natural Diamonds AIG Certificate
Located in רמת גן, IL
box. Main Stone: 40 diamonds main stones of 0.75 carat cut: Round Brilliant color: Light Brown
Category

2010s Israeli Hoop Earrings

Materials

Diamond, 18k Gold, White Gold

Diamond Inside Out Earring Hoops in 14K White Gold Diamond Hoop Earrings
By Five Star Jewelry
Located in Austin, TX
Quality: 14K White Gold Earring Type: Hoop Diamond Number: 40 Diamond Total Weight: .36ct Diamond Clarity
Category

21st Century and Contemporary American Modern Hoop Earrings

Materials

Diamond, 14k Gold, White Gold

Ring 18kt Gold Coral Cabochon & Diamonds 0.60 carats
Located in Miami, FL
40 Diamonds 0.60 carats. Size 6. Perfect High Jewelry Gift for Mom, Girlfriend, Daughter, Birthday
Category

2010s American Contemporary Cocktail Rings

Materials

Coral, Diamond, Gold

1.09 ctw Diamond Ring Eternity Ring 14K White Gold Band Wedding
By Estate Jewelry
Located in East Brunswick, NJ
diamond block has 40 diamonds estimated to be I-1 clarity and I color for the total 1.09 carat for the
Category

20th Century Bridal Rings

Materials

Diamond, 14k Gold, White Gold

Golden South Sea Pearl Diamond Drop Earrings .40 Carat 18 Karat Yellow Gold
By Harbor Diamonds
Located in New York, NY
diamonds weighing .40 carats total weight. Color G-H Clarity SI
Category

2010s American Contemporary Drop Earrings

Materials

Diamond, South Sea Pearl, Gold

Yellow Gold Flexible Bangle
Located in Great Neck, NY
color diamonds made out of 40 diamonds totaling 0.53 carats.
Category

21st Century and Contemporary American Modern Bangles

Materials

Diamond, Yellow Gold

Zolotas 22 Karat & 24 Karat Yellow Gold, Mabe Pearl and Diamond Clip-On Earrings
By Zolotas
Located in New York, NY
Zolotas and 22kt and 24 kt. 40 diamonds 0.97 carats Appraisal Upon Request.
Category

1990s Greek Classical Greek Clip-on Earrings

Materials

Diamond, Cultured Pearl, 22k Gold

White South Sea Pearl Diamonds 18 Karat White Gold Ring
By Mousson Atelier
Located in Bangkok, TH
frozen brushwood, which glitters in the sun, 40 Diamonds add glitter to it. With its branches, brushwood
Category

21st Century and Contemporary Thai Art Deco Cocktail Rings

Materials

Diamond, South Sea Pearl, 18k Gold, White Gold

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40 Diamonds For Sale on 1stDibs

Find an expansive variety of 40 diamonds available on 1stDibs. These distinct designs — crafted with great care and often made from Gold, 14k Gold and White Gold — can elevate any look. Find a collection of 1115 vintage versions or 1639 modern creations for a more contemporary example of these cherished accessories. Our collection, which features older pieces for sale from the 18th Century and newer versions made as recently as the 21st Century, has proven very popular over the years. Contemporary and Modern are consistently popular styles when it comes to 40 diamonds. There have been many well-made iterations of these items over the years, but those made by LB Exclusive, Luigi Ferrara and Tiffany & Co. are often thought to be among the most beautiful. A selection of round cut, oval cut and old european cut can be found today on these pages. When shopping our range of 40 diamonds, you’ll find that there are less available pieces for men today than there are for women.

How Much are 40 Diamonds?

Prices for 40 diamonds can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $132 and can go as high as $2,500,000, while 40 diamonds, on average, fetch $3,773.