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Antique 7 Ct Old Mine Cut Diamond Flower Brooch 1880s
Located in Chicago, IL
mine cut brilliant diamonds. Estimated total diamond weight is over 7 carats. Marked on pin guard
Category

1880s Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, White Diamond, Gold, 18k Gold, Silver

Antique Victorian 0.70 Carat Old Mine Cut Diamond Engagement Ring
Located in New York, NY
Finely crafted in platinum and 18k yellow gold with an Old Mine cut Diamond weighing approximately
Category

Late 19th Century Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, 18k Gold, Platinum

Antique Edwardian 1910s 3.20 Carat Old Mine Cut Diamonds Ring
Located in New York, NY
approximately 1.90 carats, accented by 6 smaller Old Mine cut Diamonds weighing a total of approximately 1.30
Category

1910s Edwardian Antique Old Mine Diamond 7 Carat

Materials

Diamond, Platinum

Antique Old Mine Cut Diamond Flower Brooch
Located in Chicago, IL
mine cut brilliant diamonds. Estimated total diamond weight is over 7 carats. Marked on pin guard
Category

1880s Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, White Diamond, Gold, 18k Gold, Silver

14K Victorian Old Mine Cut Diamond Ring
Located in Venice, CA
An elegant 14k Victorian ring, featuring a lively old mine cut diamond and a hand carved mount. The
Category

1890s Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, Gold, 14k Gold

Antique Art Deco 1920s 2.50 Carat Old Mine Cut Diamond Dinner Ring
Located in New York, NY
Finely crafted in platinum with an Old Mine cut center Diamond weighing approximately 2.50 carat, O
Category

1920s Art Deco Antique Old Mine Diamond 7 Carat

Materials

Diamond, Sapphire, Platinum

Victorian 14 Karat Gold 0.85 Carat Old Mine Cut Diamond Band Ring
Located in Vilnius, Vilniaus apskr.
mine cut diamonds: TW 0.85ct, RW-W, SI-P2. Weight: 5.64g Size: 16 (US 5.25) IMPORTANT: please ask
Category

Late 19th Century Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, Gold, 14k Gold

Art Deco Gold 1 Approximate Carat Natural Old Mine Diamond circa 1910 Bracelet
Located in Los Angeles, CA
Art Deco 10k Gold 1 Carat (approximate) Natural Old Mine Diamond Circa 1910 Vintage Bracelet. The
Category

1910s Unknown Art Deco Antique Old Mine Diamond 7 Carat

Materials

Diamond, Gold

Edwardian Old Mine Diamond Horseshoe Brooch Pin 18k Gold Platinum
By Estate Jewelry
Located in East Brunswick, NJ
Old Mine Diamond Horseshoe Brooch Pin 18K Gold Platinum Edwardian This gorgeous Edwardian circa
Category

Early 1900s Edwardian Antique Old Mine Diamond 7 Carat

Materials

Diamond, 18k Gold, Platinum

Georgian Era Old Mine Cut Brown Diamond Sapphire Necklace
Located in Montgomery, AL
We are loving the earthy tones of this vintage beauty! The beauty old mine cut diamond is accent
Category

19th Century Georgian Antique Old Mine Diamond 7 Carat

Materials

Diamond, Brown Diamond, Sapphire, Gold, Silver

Antique Art Deco 1920s 1.50 Carat Old Mine Cut Diamond Target Ring with Emeralds
Located in New York, NY
Finely crafted in platinum featuring a center Old Mine cut Diamond weighing approximately 1.50
Category

1920s Art Deco Antique Old Mine Diamond 7 Carat

Materials

Diamond, Emerald, Platinum

Art Deco Platinum Ring with Old Mine Diamond and Sapphires
Located in Aventura, FL
center old mine-cut natural diamond weighing approximately 1.10 carats, graded H-I color and VS clarity
Category

1920s Art Deco Antique Old Mine Diamond 7 Carat

Materials

Diamond, White Diamond, Sapphire, Blue Sapphire, Platinum

Art Deco 2.93 Ctw. Old Mine Cut Diamond Target Cluster Ring
Located in Los Angeles, CA
Art Deco Era 0.90 Carat Old Mine Cut Diamond Double Halo 'Target' Ring composed of platinum. With a
Category

1920s Unknown Art Deco Antique Old Mine Diamond 7 Carat

Materials

Diamond, Platinum

Victorian Engagement Ring 14k Gold Silver Old Mine Cut Diamond
Located in Beverly Hills, CA
A Victorian-era engagement ring featuring a remarkable 1.75-carat old mine cut diamond. The cushion
Category

Early 20th Century Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, Yellow Gold, Silver, 14k Gold

Circa 1920s Art Deco Platinum 1.50cttw Old Mine Cut Cluster Diamond Ring
Located in Hicksville, NY
grams Diamond Details: Center Diamond: .50ct, Old Mine Brilliant, Fancy Brown, VS Clarity, Natural
Category

1920s Art Deco Antique Old Mine Diamond 7 Carat

Materials

Diamond, Platinum

Antique 9K Yellow Gold Pearl and Old Mine Diamond Cluster Ring
Located in Braintree, GB
: Material: 9K Yellow Gold Gemstones: Diamond: Central old mine-cut, approximately 0.60 carats Clarity: SI1
Category

1870s European Antique Old Mine Diamond 7 Carat

Materials

Diamond, Pearl, Yellow Gold

Art Deco Old Mine Cut Diamond Platinum Vintage Belcher Solitaire Engagement Ring
Located in Philadelphia, PA
Centering an old mine cut diamond weighing approximately 0.90 carat total - K color with VS2
Category

1920s Art Deco Antique Old Mine Diamond 7 Carat

Materials

Diamond, Platinum

Art Deco 1.24 Carat GIA Cert Old Mine Cut Diamond Platinum Ring
Located in New York, NY
accentuated by dazzling old mine cut diamonds that weigh approximately 1.40ct. The color of these diamonds is
Category

Early 20th Century Art Deco Antique Old Mine Diamond 7 Carat

Materials

Diamond, Platinum

Engagement Ring in 18k Gold with 0.60 Cts Old mine Diamond
Located in Aventura, FL
Engagement Ring crafted in 18k white Gold, set with an Old mine Diamond approximately 0.60 carats
Category

Early 20th Century Art Deco Antique Old Mine Diamond 7 Carat

Materials

Diamond, Gold, 18k Gold, White Gold

Victorian 14K Gold Old Mine Cut Diamond and Pearl Quatrefoil Earrings
Located in Venice, CA
contain eight cushion-shaped Old Mine Cut diamonds surrounded by pearls, all prong set into a quatrefoil
Category

1860s Unknown Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, Pearl, 14k Gold, Yellow Gold

Victorian 2.45 Ctw. Old Mine Cut Diamond 5-Stone Half-Hoop Ring
Located in Los Angeles, CA
a center Old Mine Cut diamond that is estimated to be 0.88 carats and M-N color & SI1 clarity
Category

1870s English Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, 18k Gold, Yellow Gold

Edwardian 1900 Rosetta Ring in 18kt yellow Gold with Old mine Diamonds
Located in Aventura, FL
with a focus on fine details and understated luxury. At its center lies an old mine-cut diamond
Category

Early 1900s Edwardian Antique Old Mine Diamond 7 Carat

Materials

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

Edwardian 1890 Ring in 14kt yellow Gold and Silver with Old mine Diamonds
Located in Aventura, FL
brilliance that defines the Edwardian aesthetic. Surrounding the centerpiece are eight Old Mine Cut diamonds
Category

1890s Antique Old Mine Diamond 7 Carat

Materials

Diamond, White Diamond, Gold, 14k Gold, Yellow Gold, Silver

Art Deco Diamond Ring Old Mine Cut Vintage 18k Antique Filigree Original 1920s
Located in Dearborn, MI
Natural Mined Diamond (NOT Created or Man-Made) 100% Natural 0.03 Carat Diamond Weight   Shape: Old Mine
Category

1920s Art Deco Antique Old Mine Diamond 7 Carat

Materials

Diamond, 18k Gold, White Gold

Victorian Old Mine Cut Diamond Bracelet Bangle Antique Art Nouveau 14 Karat Gold
Located in New York, NY
This is a gorgeous antique Victorian - Art Nouveau Bangle Bracelet with eight Old Mine Cut Diamonds
Category

19th Century Unknown Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, Gold, Yellow Gold, 14k Gold

19th Century Tiffany Co. Antique Opal Ring with Old Mine cut Diamonds in 14k
By Tiffany Co.
Located in Sausalito, CA
abrasions. Encircling the opal are 12 Old Mine–cut diamonds, totaling approximately 1.50 carats, graded H–I
Category

Late 19th Century Art Nouveau Antique Old Mine Diamond 7 Carat

Materials

Diamond, Opal, 14k Gold

Victorian Era Antique 7 Carat Rose Cut Diamond Gold Pendant
Located in Chicago, IL
circa 1870 This antique stylized flower gold pendant is densely set with approximately 7 carats of
Category

Late 19th Century Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond

Ring with old mine cut diamond up to 0.50ct 5.7 grams 14k yellow gold
Located in The Hague, ZH
14k gold ring set with old mine cut diamond up to 0.50ct - K/L - Pique - ring size US 7 - EU 17.25
Category

1880s Dutch Early Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, 14k Gold, Yellow Gold

Riker Edwardian 3.20 CTW Old Mine Cut Diamond 14 Karat Gold Belt Bangle Bracelet
Located in Philadelphia, PA
stations centering bezel set old mine cut diamonds Weighing approximately 3.20 carat total I/J color with
Category

1910s Edwardian Antique Old Mine Diamond 7 Carat

Materials

Diamond, Gold, 14k Gold, Yellow Gold

Edwardian Old Mine Diamond Ruby Silver 18 Karat Gold Antique Fox Head Stickpin
Located in Philadelphia, PA
old mine cut diamond weighing approximately 0.40 carat O color with VS2 clarity - bead set with rose
Category

1910s Edwardian Antique Old Mine Diamond 7 Carat

Materials

Diamond, Ruby, Gold, 18k Gold, Yellow Gold, Silver, Sterling Silver

Victorian yellow gold ring with blue enamel and 0.9 ct old mine cut diamond
Located in PARIS, FR
18Kt (750°/°°) yellow gold ring set with an old mine cut diamond weighing approx. 0.9 carats, the
Category

Late 19th Century European Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, Yellow Gold, Enamel

Art Deco 14 Karat White Gold Filigree .7ct Old Mine Cut Diamond Engagement Ring
Located in Lexington, KY
is a bright white, .70 carat, old mine cut diamond with intense sparke. This sparkle ensures this
Category

1920s Art Deco Antique Old Mine Diamond 7 Carat

Materials

Diamond, Gold, 14k Gold, White Gold

Antique 19th-Century 18K Gold Seven-Stone Old Mine Diamond Band, FR 54 (US 6½)
Located in MONTMORENCY, FR
gold. Seven scintillating old mine–cut diamonds—known for their deep, romantic brilliance—are set in
Category

Late 19th Century French Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, 18k Gold

Platinum and Diamond Pave Old Mine Cut Diamond Heart Ring
Located in Addison, TX
Presenting a Platinum and Diamond Pave Old Mine Cut Diamond Heart Ring Size 7 A sparkling ring
Category

1910s Unknown Belle Époque Antique Old Mine Diamond 7 Carat

Materials

Platinum

Antique French Old Mine Cut Diamond Gold Bangle Braclete
Located in Cairo, EG
Antique french 14k white gold old cut diamond cuff bracelete with estimate weight of 5 carats H
Category

Early 1900s Antique Old Mine Diamond 7 Carat

Yellow Gold Diamond Victorian Cluster Cocktail Ring 18k Mine Euro1.28ctw Convert
Located in Greensboro, NC
- 1890s Metal Content: 18k Yellow Gold Stone Information Natural Diamonds Carat(s): 1.28ctw Cut: Mine
Category

1880s Antique Old Mine Diamond 7 Carat

Materials

Diamond, 18k Gold, Yellow Gold

Certified 7.01 Carat Old Cut Diamond Solitaire Ring in Yellow Gold
Located in London, England
ring is solely set with an outstanding 7.01 carat round old cut diamond. The diamond is double four
Category

Early 1900s British Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, Gold, 18k Gold, Yellow Gold

18K Emerald Colombian Diamond Pendant Vintage GIA Cert Victorian VS Old Mine!
Located in Sylvania, GA
DIAMONDS. 1.01 CARATS RICH GREEN EMERALD, CROWNED WITH 1.73 CARATS FINE WHITE SPARKLING ANTIQUE OLD MINE
Category

19th Century Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, Emerald, 18k Gold

Art Deco Mine Cut Diamond French Cut Ruby Bow Motif Engagement Ring Platinum
Located in Boston, MA
An elegant engagement ring featuring a 0.62-carat old mine-cut diamond, with a clarity of VS2 and
Category

1920s Art Deco Antique Old Mine Diamond 7 Carat

Materials

Diamond, Ruby, Platinum

Platinum Cocktail Ring with 2.5 Carats in Old Cut Diamonds Plus Sapphire Accents
By Eytan Brandes
Located in Sherman Oaks, CA
with a total weight for all nineteen diamonds of just over 2.5 carats. Our itemized diamond inventory
Category

Early 20th Century American Edwardian Antique Old Mine Diamond 7 Carat

Materials

Diamond, White Diamond, Sapphire, Platinum

Victorian 14K Yellow Gold 2.5 Carat Old European Cut Diamond Sapphire Bangle
Located in Cape May, NJ
: Approximately 2 Carats Total Accent Stone: Old European Cut and Old Mine Cut Diamonds Carat Weight
Category

Late 19th Century Late Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, Sapphire, 14k Gold, Yellow Gold

Antique 1.22 Carat Diamond Gold Mens Ring
Located in Chicago, IL
Circa 1890s This heavy 14K gold ring features a chunky old mine cut diamond (J color, VS1 clarity
Category

1890s Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, White Diamond, Gold, 14k Gold

Rare Antique Victorian Gold Old Cut Diamond Enamel Adjustable Bangle Bracelet
Located in Montclair, NJ
) Natural Genuine Diamonds -Chunky Old Mine Cut - Prong Set - Very Brilliant & Clean Diamonds - 2.28ctw
Category

19th Century Victorian Antique Old Mine Diamond 7 Carat

Materials

Diamond, Gold, Yellow Gold, Enamel

Vintage 1.11 Carat Diamond Engagement Ring
Located in New York, NY
with a sparkling old mine cut diamond that weighs approximately 1.11ct. The color of the diamond is I-J
Category

1920s Antique Old Mine Diamond 7 Carat

Materials

Diamond, 14k Gold

C1830 Old Cut and Rose Cut Late Georgian Diamond Cluster Ring
Located in Baltimore, MD
is an old mine cut of .65 points. Total weight of the diamonds is 1.45 carats. Color H-I. Clarity VS
Category

1830s British Georgian Antique Old Mine Diamond 7 Carat

Materials

Diamond, 18k Gold

1.56 Carat Diamond Platinum Engagement Ring
Located in Hicksville, NY
: EGL REPORT #915592701 Weight: 1.56 carat Cut: Old Mine Cushion Brilliant Color: K Clarity: SI1 Side
Category

1920s Unknown Art Deco Antique Old Mine Diamond 7 Carat

Materials

White Diamond, Platinum

GIA Ruby NO HEAT Sapphire Diamond Antique Platinum Earrings 18K Mine 7.78 Carats
Located in Sylvania, GA
Sapphires and 4.06 Carats of Sparkling Antique Old Mine Diamonds. GIA Certification Paperwork Is Included
Category

19th Century Victorian Antique Old Mine Diamond 7 Carat

Materials

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

Antique Art Deco 14k Gold Platinum Top 2ctw Old Diamond Wide Filigree Bracelet
Located in Montclair, NJ
--Stone(s):-- (17) Natural Genuine Diamonds - Old Mine & Old European Cut - Pave Set - Mostly VS
Category

1920s Art Deco Antique Old Mine Diamond 7 Carat

Materials

Diamond, 14k Gold, Platinum

Antique Edwardian 1910s 3.00 Carat Diamond Brooch with Sapphires
Located in New York, NY
Finely crafted in platinum with Old European cut Diamonds weighing a total of approximately 3.00
Category

1910s Edwardian Antique Old Mine Diamond 7 Carat

Materials

Diamond, Sapphire, Platinum

Antique 3.12ct Old Cut Bezel Set Diamond Ring in 18k Yellow Gold
Located in London, GB
Weight: The old cut diamond is 3.12 carats, J-K in colour with VS2 clarity. Finger Size: The ring is
Category

Early 1900s British Modern Antique Old Mine Diamond 7 Carat

Materials

Diamond, 18k Gold, Yellow Gold

14.40 Carat Diamond Victorian Platinum Bracelet
Located in Stamford, CT
. Approximate 13.80 carats 1 Old Mine Brilliant cut I-J SI1 diamond. Approximate .20 carats. EGL US 314107501J
Category

1890s Antique Old Mine Diamond 7 Carat

Materials

Diamond, Platinum

An Art Deco Platinum and DIamond Ring, 0.8 total carats
Located in Lambertville, NJ
A sweet Art Deco diamond ring crafted in platinum. It features 0.80 carat total weight of natural
Category

1920s American Art Deco Antique Old Mine Diamond 7 Carat

Materials

Diamond, Platinum

Art-Deco Platinum 18K Gold, rubis and old cut diamonds Target Ring
Located in MONTMORENCY, FR
1.00-carat old-cut diamond. The antique diamond sits in a raised scalloped bezel framed by a fine halo
Category

Early 20th Century French Art Deco Antique Old Mine Diamond 7 Carat

Materials

Diamond, Ruby, 18k Gold, Platinum

1.25 Carat Diamond Angel Skin Quartz Sapphire Art Deco Platinum Pendant Necklace
Located in Stamford, CT
Art Deco platinum old mine cut diamond angel skin quartz pendant necklace accented with graduated
Category

Early 20th Century Antique Old Mine Diamond 7 Carat

Materials

Diamond, Quartz, Sapphire, Platinum

GIA Certified 1.13 Carat Diamond Platinum Engagement Ring
Located in Hicksville, NY
Details: GIA REPORT #: 2215104049 Weight: 1.13 carat Cut: Old Mine Brilliant, Antique Cushion Color: I
Category

1920s Unknown Art Deco Antique Old Mine Diamond 7 Carat

Materials

White Diamond, Platinum

Edwardian Diamond and 18 Carat Gold Three Stone Ring
Located in Chipping Campden, GB
This sparkling Edwardian diamond three stone holds three old mine cut diamonds totalling 45pts and
Category

Early 1900s British Edwardian Antique Old Mine Diamond 7 Carat

Materials

Diamond, Gold, 18k Gold

Art Deco Marquise Diamond and 18 Carat Gold Ring
Located in Chipping Campden, GB
This absolute stunner holds approximately 75pts in total of shimmering Old mine cut Diamonds! They
Category

1910s British Art Deco Antique Old Mine Diamond 7 Carat

Materials

Diamond, Gold

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Antique Old Mine Diamond 7 Carat For Sale on 1stDibs

Surely you’ll find the exact antique old mine diamond 7 carat you’re seeking on 1stDibs — we’ve got a vast assortment for sale. Each design created in this style — which was crafted with great care and often made from Gold, 18k Gold and Platinum — can elevate any look. You can easily find a 204 antique edition and 18 modern creations to choose from as well. If you’re looking for an antique old mine diamond 7 carat from a specific time period, our collection is diverse and broad-ranging, and you’ll find at least one that dates back to the 18th Century while another version may have been produced as recently as the 21st Century. For this particular piece, .5 Carat and 1 Carat are consistently popular carat weights. There have been many well-made iterations of the classic antique old mine diamond 7 carat over the years, but those made by Antinori Fine Jewels, Hancocks and Cartier are often thought to be among the most beautiful. Today, if you’re looking for an old mine cut version of this piece and are unable to find the perfect match, our selection also includes antique cushion cut and round cut alternatives. There aren’t many items for men if you’re seeking an antique old mine diamond 7 carat, as most of the options available are for women and unisex.

How Much is a Antique Old Mine Diamond 7 Carat?

Prices for an antique old mine diamond 7 carat can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $495 and can go as high as $280,000, while this accessory, on average, fetches $6,995.

The Legacy of Diamond in Jewelry Design

Antique diamond rings, diamond tiaras and dazzling vintage diamond earrings are on the wish lists of every lover of fine jewelry. And diamonds and diamond jewelry are primarily associated with storybook engagements and red-carpet grand entrances — indeed, this ultra-cherished gemstone has a dramatic history on its hands.

From “A Diamond Is Forever” to “Diamonds Are a Girl’s Best Friend,” pop culture has ingrained in our minds that diamonds are the most desired, the most lasting and the most valuable gemstone. But what makes the diamond so special? Each stone — whether it’s rubies, sapphires or another stone — is unique and important in its own right. April babies might claim diamonds for themselves, but just about everyone wants this kind of sparkle in their lives!

There are several factors that set diamonds apart from other stones, and these points are important to our gem education.

Diamonds are minerals. They are made up of almost entirely of carbon (carbon comprises 99.95 percent; the remainder consists of various trace elements). Diamonds are the hardest gemstones, ranking number 10 on the Mohs Hardness Scale. Even its name, diamond, is rooted in the Greek adamas, or unconquerable. The only object that can scratch a diamond is another diamond. Diamonds are formed deep within the earth at very high temperatures (1,652–2,372 degrees Fahrenheit at depths between 90 and 120 miles beneath the earth’s surface) and are carried up by volcanic activity. Diamonds are quite rare, according to the Gemological Institute of America, and only 30 percent of all the diamonds mined in the world are gem quality.

In the 1950s, the Gemological Institute of America developed the 4Cs grading system to classify diamonds: clarity, color, cut and carat weight. Not all diamonds are created equal (there are diamonds, and then there are diamonds). The value of the diamond depends on the clarity (flawless diamonds are very rare but a diamond's value decreases if there are many blemishes or inclusions), color (the less color the higher the grade), cut (how the diamond’s facets catch the light, certain cuts of diamonds show off the stone better than others) and carat weight (the bigger, the better).

When you start shopping for a diamond engagement ring, always prioritize the cut, which plays the largest role in the diamond's beauty (taking the time to clean your diamond ring at least every six months or so plays a role in maintaining said beauty). And on 1stDibs, a range of buying guides can be found for those in the market for antique engagement ringsvintage engagement rings or Art Deco engagement rings

Shop antique and vintage diamond rings, diamond necklaces and other extraordinary diamond jewelry on 1stDibs.