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Antique Loose Diamonds

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Round Brilliant Cut Loose Diamond 0.94 ct
Located in Laguna Beach, CA
Loose .94 carat round brilliant cut No grading certificate. Grading is done by a GIA graduate
Category

Early 20th Century Antique Loose Diamonds

Materials

Diamond

Georgian 1.69 carats Old Mine Cut Loose Diamond With Ring
Located in London, GB
This exquisite 1.69 carat old mine cut diamond ring is truly a timeless treasure. Crafted with
Category

19th Century British Georgian Antique Loose Diamonds

Materials

Diamond, White Gold

Royal Blue Sapphire Pair, 3.82 Carats Total, Loose Gemstones for Earrings
By Sarosi By Timeless Gems
Located in Los Angeles, CA
embellished with as many diamonds as you like! This color of sapphire looks beautiful set in either white or
Category

15th Century and Earlier Artisan Antique Loose Diamonds

Materials

Sapphire, Blue Sapphire

HRD Certified 1.03ct Old-European Cut Diamond
Located in Esch-Sur-Alzette, LU
The HRD Certified 1.03ct Old-European Cut Diamond is a captivating gemstone known for its vintage
Category

Early 20th Century European Art Deco Antique Loose Diamonds

Materials

Diamond

GIA Certified 10.08 Old Mine Rectangular Brilliant W-X, SI2 Natural Diamond
Located in New York, NY
ITEM DESCRIPTION ID #: NYC57282 Stone Shape: Modified Rectangular Brilliant Diamond Weight: 10.08
Category

Early 1800s Art Deco Antique Loose Diamonds

Materials

Diamond

LFG Certified 3.78 K/VS1 Antique Old European Round Brilliant Cut Diamond
Located in Paris, FR
This Antique Old European Round Brilliant cut Diamond weights 3.78 carats with a K color (Beautiful
Category

1910s Unknown Belle Époque Antique Loose Diamonds

Materials

Diamond

LFG Certified 2.12 J/VVS2 Antique Old Mine Cushion Brilliant Cut Diamond
Located in Paris, FR
This Antique Old Mine Cushion Brilliant cut Diamond weights 2.12 carats with a J color (Beautiful
Category

1910s Unknown Belle Époque Antique Loose Diamonds

Materials

Diamond

GIA Certified No Heat Pear Shape Carving Natural Sapphire Weighing 4.70 Carats
By OGI Ltd
Located in New York, NY
Species Natural Corundum Natural Sapphire TREATMENT: No Indications of Heating One loose stone Weight
Category

Early 20th Century Burmese Contemporary Antique Loose Diamonds

Materials

Sapphire

GIA Certificated Oval Carved Double Sided Cabochon Emerald Weighing 53.64 Carats
By OGI Ltd
Located in New York, NY
loose stone Weight: 53.64 carats Measurements: 26.97 x 19.90 x 12.90 mm An oval carved double-sided
Category

Early 20th Century Colombian Contemporary Antique Loose Diamonds

Materials

Emerald

Vintage Shell Cameo with Diamond
Located in Chesterland, OH
very well carved in exquisite detail. The cameo is decorated with a 0.03 ct diamond (2mm). This cameo
Category

Early 20th Century European Art Deco Antique Loose Diamonds

Materials

Diamond

Vintage Shell Cameo with Diamond
Vintage Shell Cameo with Diamond
Free Shipping
W 1.46 in L 1.97 in
Victorian Vintage Turquoise and Diamond Navette Ring
Located in Santa Barbara, CA
perfect color and surrounded by 40 twinkling rose cut diamonds. The shape is loosely translated from the
Category

Late 19th Century Victorian Antique Loose Diamonds

Materials

Diamond, Turquoise, 18k Gold, Rose Gold, Silver

Antique 2.74ct dormuese old european cut diamond earrings
Located in Malmö, SE
A pair of antique, Early 20th Century, silver and gold two-stone old European diamond dormeuse
Category

Early 1900s European Victorian Antique Loose Diamonds

Materials

Diamond, Gold, 18k Gold, Yellow Gold, Silver

Art Deco 1930's Diamond Platinum Bow Brooch
Located in Rotterdam, NL
A magnificent Art Deco bow brooch made of platinum and many diamonds. The brooch dates from the
Category

Early 20th Century European Art Deco Antique Loose Diamonds

Materials

Diamond, Platinum

Art Deco 1930's Diamond Platinum Bow Brooch
Art Deco 1930's Diamond Platinum Bow Brooch
Free Shipping
W 0.67 in L 1.7 in
Art-Deco platinum ring with natural pearl and diamonds
Located in PARIS, FR
A platinum ring set with a large baroque pearl in a free-form diamond setting. The total weight of
Category

Early 1900s French Art Deco Antique Loose Diamonds

Materials

Diamond, Natural Pearl, Platinum

French Becker Art Nouveau Rose-Cut Diamond 18 Karat Yellow Gold Brooch
Located in Poitiers, FR
woman, her hair loose and tied by a link set with rose- cut diamonds. The letter "B" is engraved on the
Category

1890s French Art Nouveau Antique Loose Diamonds

Materials

Diamond, White Diamond, Gold, 18k Gold, Yellow Gold

Antique Ring Diamonds solid 14K Gold Ø US9 / 2.7gr
Located in SE
Antique Halo type Ring featuring solid 14K Yellow Gold frame with 10 rose cut Diamonds /foiled
Category

1920s European Art Deco Antique Loose Diamonds

Materials

Diamond, 14k Gold

Antique Earrings Garnets Diamonds solid 14K Gold / 1.8 gr
Located in SE
ct each and rose cut Diamonds. No hallmarks on both, metal tested solid 14K Gold. For several
Category

Early 20th Century European Belle Époque Antique Loose Diamonds

Materials

Diamond, Garnet, 18k Gold, 14k Gold

Masriera 18KT Yellow Gold Dragonfly Brooch/ Pendant 2.94Ct Diamond 1.69Ct Ruby
By Luis Masriera
Located in New York, NY
diamonds and rubies are set throughout this very special brooch. Two loose chains are tipped with diamonds
Category

1920s Spanish Art Nouveau Antique Loose Diamonds

Materials

Diamond, Ruby, 18k Gold, Yellow Gold

Antique Dangle Earrings 2 ctw Diamonds 18K Gold Silver /7.8gr
Located in SE
A pair of antique pendants, parts in 18K Gold and Silver set with rose cut diamonds. European pair
Category

Late 18th Century European Renaissance Revival Antique Loose Diamonds

Materials

Diamond, Pearl, 18k Gold, Silver

Antique Portuguese Ring Diamonds solid 19K Gold Silver ØUS11 /2.87gr
Located in SE
Antique Portuguese Diamond Ring, Renaissance styled. Band in Rose Gold, base of the crown in
Category

1920s Portuguese Art Nouveau Antique Loose Diamonds

Materials

Diamond, 18k Gold, Silver

Antique Halo Ring 0.55 Diamonds solid 14K Gold 4.25US/ 2gr
Located in SE
Antique Halo Ring with Diamonds ,band in solid 14K Yellow Gold (tested) .Crown with top custers in
Category

Early 1900s European Art Deco Antique Loose Diamonds

Materials

Diamond, 14k Gold

Art Deco Pearl Single Strand Sapphire Diamond 18 Kt Clasp
Located in Napoli, IT
, platinum topped, gorgeous stone setting with a centre old mine cut Diamond of .20 Ct flanked by 2 natural
Category

1920s European Art Deco Antique Loose Diamonds

Materials

Diamond, Pearl, Sapphire, 18k Gold

Old Austrian Ring Diamonds 14K Yellow White Gold Ø7.75US/ 2.5gr
Located in SE
9.35 mm x 3.15mm deep with bezel set eight cut Diamond stone (natural) Ø 3 x 1.6 mm deep / ca. 0.1 ct
Category

1920s Austrian Art Deco Antique Loose Diamonds

Materials

Diamond, 14k Gold

Antique Italian Halo Ring Sapphire Diamonds 12K Ø 7.75US / 4.2gr
Located in SE
Italian Halo Ring with natural Blue - Green Sapphire and 12 rose-cut Diamonds. Hand-made between
Category

1920s Italian Art Deco Antique Loose Diamonds

Materials

Diamond, Sapphire, 10k Gold, Silver

Antique Ring 1ctw Diamonds solid Silver Ø US5.5 /2.5 gr
Located in SE
Unusual Antique Diamond ring with all metal parts in solid Silver. Very likely Russian made, I got
Category

Early 20th Century European Arts and Crafts Antique Loose Diamonds

Materials

Diamond, Silver

Antique Austrian Ring natural 0.5ct Sapphire 0.8ctw Diamonds 14KGoldØUS8.5/2.6gr
Located in SE
Austrian Art - Deco period Sapphire and Diamonds Ring made between ca. 1920 -1940s. Crown is 9.6 mm
Category

1920s Austrian Art Deco Antique Loose Diamonds

Materials

Diamond, Blue Sapphire, 14k Gold

1928 Nordic Ring Emerald Diamonds solid 18K Gold ØUS8 / 2gr
Located in SE
Emerald and Diamonds Ring made in 1928. Band in solid 18ct Yellow Gold with claws holding natural
Category

1920s Swedish Art Deco Antique Loose Diamonds

Materials

Diamond, Emerald, 18k Gold

Antique Ring Diamonds solid 18K Yellow Gold US 5.25 / 2.5gr
Located in SE
A ring from late 19th - early 20th cent. featuring rose cut Diamonds arranged in navette - shaped
Category

Early 20th Century European Arts and Crafts Antique Loose Diamonds

Materials

Diamond, 18k Gold

Antique Ring Diamonds solid 14K Rose Gold Silver Ø8US/ 3.7gr
Located in SE
Old Diamond Ring, likely dates to late 19th- early 20th century. No hallmarks. Hollow band in
Category

1910s European Art Nouveau Antique Loose Diamonds

Materials

Diamond, 14k Gold, Silver, Rose Gold

Antique Alliance Ring Diamonds solid 14K Orange Gold Ø US7.75 /5.7gr
Located in SE
hallmarks. Rhombus shaped clusters in White Gold or Platinum with 4 old diamond cut Diamonds of equal
Category

1920s European Retro Antique Loose Diamonds

Materials

Diamond, 14k Gold

Antique Danish Ring 1ctw. Diamonds 14K Green/White Gold ØUS8
Located in SE
ornamental open work set with 15 diamonds. Under x 10 magnification some diamonds show Brilliant cut. Some
Category

1910s Danish Art Deco Antique Loose Diamonds

Materials

Diamond, 14k Gold, White Gold

Antique Ring Diamond Ruby Sapphire solid 18K Gold ØUS8/ 2.5gr
Located in SE
Ring in solid 18K Yellow Gold decorated with a row of natural Rubies, Diamonds and a natural Blue
Category

1920s European Art Deco Antique Loose Diamonds

Materials

Diamond, Sapphire, Ruby, 18k Gold

Antique German Pendant Seed Pearls and Diamond solid 14K Gold /1.2gr
Located in SE
German natural Seed pearls and Diamond pendant made in ca. early 1900s. Vague hallmarks on the
Category

Early 1900s German Art Nouveau Antique Loose Diamonds

Materials

Diamond, Pearl, 14k Gold

1929 Nordic Ring Sapphire Diamonds solid 18K Gold ØUS5 / 2.36 gr
Located in SE
Sapphire and Diamonds Ring in 18K Yellow Gold. Multiple claws with flat tips , all set with regular
Category

1920s Swedish Art Deco Antique Loose Diamonds

Materials

Diamond, Sapphire, 18k Gold

Vintage Pendant 50ct Emerald 1.32ctw Diamonds solid 18K Yellow Gold / 16 gr
Located in SE
This is a very attractive golden pendant with a huge natural Emerald surrounded by Diamonds
Category

1880s Swedish Retro Antique Loose Diamonds

Materials

Diamond, Emerald, 18k Gold

1917 Sigrid's Ring Diamonds Sapphire 18K Gold Ø US7.5 / 2.47gr
Located in SE
natural Diamonds and Blue Sapphire. Swedish hallmarks, 18K( Yellow Gold), maker's, Stockholm, date code
Category

1910s Swedish Art Deco Antique Loose Diamonds

Materials

Diamond, Sapphire, 18k Gold, Yellow Gold, Platinum

Antique Halo Ring Ruby Diamonds solid 14K Yellow Gold Ø4.5US / 3.2g
Located in SE
Halo Ring from ca .1920s -1930s with Ruby and 18 Diamonds. Not hallmarked, metal tested 14K. Crown
Category

1920s European Art Deco Antique Loose Diamonds

Materials

Diamond, Ruby, 14k Gold

Antique Cross Crucifix Diamonds solid 18K Gold Blue Enamel / 6.7 gr
Located in SE
Russian or European ca. early XX cent. Gold, Enamel and Diamonds Cross Pendant. Handcrafted in 18K
Category

Early 1900s European Art Nouveau Antique Loose Diamonds

Materials

Diamond, 18k Gold, Enamel

1928 Nordic Wedding Ring Pearl Diamonds solid 18K Gold ØUS7 /3.1gr
Located in SE
Old Swedish Wedding Halo Ring with a Pearl and Diamonds. Hallmarks of Swedish maker C.G Hallberg
Category

1920s Swedish Art Deco Antique Loose Diamonds

Materials

Diamond, Pearl, 18k Gold

Antique European Ring Diamonds solid 18K Gold Ø 9.75 US / 2.8gr
Located in SE
European cut and 18 rose cut Diamonds. The Crown has inter-twisting bands with a top in Platinum adorned
Category

1920s European Art Nouveau Antique Loose Diamonds

Materials

Diamond, 18k Gold, Platinum

Antique German boxed Earrings 0.9ctw Diamonds solid 16K Gold Silver / 5.12gr
Located in SE
A pair of old German Diamond Earrings with folding hooks from ca 1920s - 1930s in an original Black
Category

1920s German Art Deco Antique Loose Diamonds

Materials

Diamond, Gold, 15k Gold, Silver

Antique Bracelet 0.7ctw Diamonds solid Rose 18K Gold Silver/ 18cm/ 7.9gr
Located in SE
Silver bezels fused to solid 18K Rose Gold base with 13 old diamond cut Diamonds gradually sized, total
Category

Early 1900s European Art Nouveau Antique Loose Diamonds

Materials

Diamond, 18k Gold, Silver

Antique Russian Bracelet 0.5ctw Diamonds 18KGold Platinum/ 14.8cm-18 cm/10.5gr
Located in SE
five old diamond cut Siberian Diamonds and 14 rose cut Diamonds. Hallmarked with Swedish import
Category

Early 1900s European Art Nouveau Antique Loose Diamonds

Materials

Diamond, 18k Gold, Platinum

Antique Ring Diamonds solid 14K Rose Gold US 9.25/ 2.8gr
Located in SE
Silver. Largest stone is old European diamond cushion cut ca. 3 mm x 2.5 mm x 2mm deep / 0.15ct . Two
Category

Early 20th Century European Art Nouveau Antique Loose Diamonds

Materials

Diamond, Silver, 14k Gold, Rose Gold

Antique Ring Diamonds Blue Enamel solid 18k Gold Ø 6US /5.2gr
Located in SE
Great looking ring with an attached floret of seven old diamond cut Diamonds pave set in white Gold
Category

Late 18th Century European Arts and Crafts Antique Loose Diamonds

Materials

Diamond, 18k Gold, Enamel

Antique Earrings natural 0.8 ctw Diamonds 18K Gold Platinum / 1.85 gr
Located in SE
A pair of old Platinum over 18K Yellow Gold Earrings set with 8 old diamond cut Diamonds with open
Category

Early 20th Century European Art Deco Antique Loose Diamonds

Materials

Diamond, 18k Gold, Platinum

1913 Ring 0.25ct Diamonds solid 18K Yellow Gold Platinum ØUS9.5/ 3gr
Located in SE
Diamonds. Platinum on Gold openwork crown with 3 diamond stones. Swedish hallmarks, 18k , maker is GD&Co
Category

1910s European Art Deco Antique Loose Diamonds

Materials

Diamond, Yellow Gold, Platinum

Antique Cuff-links Austrian Empire Diamonds Onyx solid 14K Gold / 7.32gr
Located in SE
long. Removable buttons made of Black Onyx 16 mm x 11 mm, Rose cut Diamonds in Silver bezels Ø 2.5 mm
Category

Early 1900s Austrian Art Nouveau Antique Loose Diamonds

Materials

Diamond, Onyx, Silver, 14k Gold

Antique Imperial Russian Lodka Ring solid 56 /14K Gold Diamonds Ø6.5US /3.2gr
Located in SE
diamond cut Diamonds arranged in fancy Boat - shaped pattern with carved shank of beautiful leaves. In
Category

1910s Russian Art Nouveau Antique Loose Diamonds

Materials

Diamond, 14k Gold

Antique Necklace Natural Pearls Diamonds Emeralds solid 18K Gold /40cm/ 5.6gr
Located in SE
with 3 old diamond cut Diamonds and 22 calibre cut Emeralds. Chain in White Gold or Platinum for best
Category

Early 1900s European Art Nouveau Antique Loose Diamonds

Materials

Emerald, Diamond, Natural Pearl, 18k Gold

1929 Nordic Ring 1ctw Diamonds solid 18K Gold Ø 5.5 US /3gr
Located in SE
Swedish Art Deco period Ring featuring old diamond cut Diamonds arranged in fancy eye-shaped
Category

1920s Swedish Art Deco Antique Loose Diamonds

Materials

Diamond, 18k Gold

Antique German Halo Ring 2.25ct Turquoise Diamonds solid 14K GoldØ5US/2.3gr
Located in SE
5.5 mm x 3.5 mm deep / ca 2.25ct and 15 rose cut Diamonds Ø 1.75mm / 0.025ct each / ca 0.37 ct total
Category

Late 19th Century German Arts and Crafts Antique Loose Diamonds

Materials

Diamond, Turquoise, 14k Gold

Antique German Ring 0.7ctw Diamonds solid 14K Yellow Gold Silver Ø6.75US/2.55gr
Located in SE
Antique German Ring with Diamonds dating to ca. early 20th century. Band in solid 14K Yellow Gold
Category

Early 1900s German Art Nouveau Antique Loose Diamonds

Materials

Diamond, 14k Gold, Silver

1872 Nordic Ring 0.5 ctw Diamonds solid 23K Gold US 8.25 /4.3g
Located in SE
Antique Three Stones Diamond Wedding Ring in solid 23K Yellow Gold. Crown top clusters in Silver
Category

1870s Swedish Renaissance Revival Antique Loose Diamonds

Materials

Diamond, 22k Gold, Silver

Antique Halo Ring Diamonds solid 18K Gold Silver Ø US7.75 /8gr
Located in SE
Diamond Flower Ring, Renaissance styled. Likely German, made ca. 1850s -1920s. The band is
Category

Early 1900s European Renaissance Revival Antique Loose Diamonds

Materials

Diamond, 18k Gold, Yellow Gold, Silver

1907 Nordic Alliance Wedding Ring Diamonds solid 20K Gold US6 /4.25gr
Located in SE
Nordic Alliance Wedding Ring in solid 20K Gold with lane in Platinum for 7 pave set diamond cut
Category

Early 1900s Swedish Art Nouveau Antique Loose Diamonds

Materials

Diamond, Platinum, Gold, 22k Gold

Antique Ring natural 0.5ct Sapphire Diamonds 18K Gold Platinum ØU7.25 /2.25gr
Located in SE
/ ca. 0.5 ct. and two prong set old diamond cut natural Diamonds Ø 2 mm / ca. 0.06ct each / F,G / VS
Category

1920s European Art Deco Antique Loose Diamonds

Materials

Diamond, Sapphire, 18k Gold, Yellow Gold, Platinum

1926 Nordic Ring 0.36ct Diamond solid 23K Gold Platinum Ø7US / 5.4gr
Located in SE
Fine 23K Antique Wedding Ring in original leather and silk box. Brilliant cut diamond Ø 4.25 mm
Category

1920s Swedish Art Deco Antique Loose Diamonds

Materials

Diamond, Gold, 22k Gold, Platinum

Antique halo ring 1ct Sapphire 0.8ctw Diamonds 18K Gold Platinum US4.75/2.8gr
Located in SE
Beautiful Halo Ring in solid 18K Yellow Gold with natural Blue Sapphire and 10 Diamonds in White
Category

1910s Swedish Art Nouveau Antique Loose Diamonds

Materials

Diamond, Sapphire, 18k Gold, Platinum

Antique Art - Deco Ring 1.2ct Sapphire Diamonds solid Platinum ØUS 7.25 /3gr
Located in SE
Beautiful Sapphire + Diamonds + Platinum Ring from 1900s -1920s. All metal parts of this ring are
Category

1920s German Art Deco Antique Loose Diamonds

Materials

Diamond, Sapphire, Platinum

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Antique Loose Diamonds For Sale on 1stDibs

There is a broad range of antique loose diamonds for sale on 1stDibs. Our collection, which features older pieces for sale from the 18th Century and newer versions made as recently as the 20th Century, has proven very popular over the years. Art Deco are consistently popular styles when it comes to antique loose diamonds. A selection of round cut, princess cut and radiant cut can be found today on these pages. When shopping our range of antique loose diamonds, you’ll find that there are less available pieces for men today than there are for women.

How Much are Antique Loose Diamonds?

Prices for antique loose diamonds can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $2,150 and can go as high as $32,000, while antique loose diamonds, on average, fetch $3,850.
Questions About Antique Loose Diamonds
  • 1stDibs ExpertDecember 12, 2023
    Whether Cartier will set a loose diamond depends on the circumstances. If you purchased a piece of Cartier diamond jewelry and the stone has come loose, contact customer service for assistance with repairs. Cartier will usually not place a loose diamond that you purchased elsewhere in one of their settings. Find a wide range of Cartier diamond jewelry on 1stDibs.