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Metallaxis Artistic Necklace in Silver 925 and 18Kt Gold with Yellow Diamonds
By Nicofilimon the Jewelry Designer
Located in Athens, GR
on during his career. Information: One of a kind - in stock It comes with designer certificate of
Category

2010s Greek Artisan Pendant Necklaces

Materials

Yellow Diamond, Gold, 18k Gold, Silver

Rusty Object Pearls Necklace in 18Kt Yellow Gold with Operculla Cat s Eye Shell
By Nicofilimon the Jewelry Designer
Located in Athens, GR
) Information: One of kind - IN STOCK It comes with designer certificate of authenticity
Category

2010s Greek Artisan Pendant Necklaces

Materials

Pearl, Cat’s Eye, Yellow Gold, 18k Gold

Vintage Platinum GIA .68ct Square Brazilian Alexandrite Diamond Band Ring
Located in Montclair, NJ
condition! Stock Number: MK-16095003 --Certification Details:-- Laboratory: GIA Report Number: 2235616330
Category

20th Century Band Rings

Materials

Chrysoberyl, Diamond, Platinum

Vintage Platinum 10.47ctw Large Old Cut Oval Peridot w/ Diamond Ring
Located in Montclair, NJ
. Stock Number: MK-19095510 --Certification Details:-- Laboratory: GIA Report Number: 2231609702 Shape
Category

20th Century Cocktail Rings

Materials

Diamond, Peridot, Platinum

White Gold GIA 2.55ct Rare Dark Blue Spinel Diamond Sandblast Matte Column Ring
Located in Montclair, NJ
: Excellent condition. Comes w/ the original GIA certification for the center stone. Stock Number: MK
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Spinel, Gold, 18k Gold, White Gold

Platinum GIA 5.5ctw VIVID Cat s Eye Deep Green Tourmaline w/ Diamond Sides Ring
Located in Montclair, NJ
. Excellent overall condition! Stock Number: MK-110110013 --Certification Details:-- Laboratory: GIA Report
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Tourmaline, Platinum

Platinum GIA 7.62ctw Cushion Green Tourmaline w/ Radiant Diamond Sides Ring
Located in Montclair, NJ
original GIA certification for the tourmaline. Stock Number: MK-190104800 --Certification Details
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Tourmaline, Platinum

Vintage Platinum GIA 25.15ctw Large Colombian Emerald w/ Diamond Statement Ring
Located in Montclair, NJ
. Excellent overall condition! Stock Number: MK-7801122596 --Certification Details:-- Laboratory: GIA Report
Category

20th Century Fashion Rings

Materials

Diamond, Emerald, Platinum

Platinum GIA 2.43ctw Very Nice Oval Sapphire w/ Diamond Ballerina Cocktail Ring
Located in Montclair, NJ
certification for the sapphire. Stock Number: MK-110107005 --Sapphire Certification Details:-- Laboratory: GIA
Category

20th Century Cocktail Rings

Materials

Diamond, Sapphire, Platinum

Vintage Platinum GIA 11.18ctw Burma No Heat Star Ruby w/ Diamond Statement Ring
Located in Montclair, NJ
. Excellent condition. Comes with original GIA certification for the star ruby. Stock Number: MK-170130599
Category

20th Century Cocktail Rings

Materials

Diamond, Ruby, Platinum

Platinum GIA 8.15ctw Cabochon A Natural Burma Jade w/ Diamond Cocktail Ring
Located in Montclair, NJ
GIA certification for the jade. Excellent condition! Stock Number: MK-410102015 --Certification
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Jade, Platinum

18k Gold Silver Top GIA 1.24ct No Heat Blue Sapphire Collet Set Solitaire Ring
Located in Montclair, NJ
with the original GIA Lab Report for the sapphire. Stock Number: MK-190119141 --Certification Details
Category

21st Century and Contemporary American Solitaire Rings

Materials

Sapphire, Silver, Yellow Gold, 18k Gold, Gold

New Platinum GIA 1.11ct Cushion No Heat Sapphire Collet Set Solitaire Ring
Located in Montclair, NJ
with the original GIA Lab Report for the sapphire. Stock Number: MK-110112213 --Certification Details
Category

21st Century and Contemporary American Solitaire Rings

Materials

Sapphire, Platinum

White Gold 11.72ctw GIA Very Fiery Blue Zircon Diamond Statement Solitaire Ring
Located in Montclair, NJ
. Stock Number: MK-170170087 --Certification Details:-- Laboratory: GIA Report Number: 5231599320 Shape
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Blue Zircon, Gold, White Gold

Platinum GIA High Quality 2ctw Colombian Emerald w/ Diamond Flared Ring
Located in Montclair, NJ
! Stock Number: MK-710116050 --Certification Details:-- Laboratory: GIA Report Number: 2235602847 Shape
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Emerald, Platinum

18k Yellow Gold Platinum GIA 2.18ctw Vivid Red Ruby Diamond Bezel Band Ring
Located in Montclair, NJ
. Comes with original GIA certification for the center ruby. Stock Number: MK-170150360 --Certification
Category

21st Century and Contemporary Band Rings

Materials

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

14k Yellow Gold 2.84ctw GIA Cushion Purplish Pink Spinel Pear Diamond Sides Ring
Located in Montclair, NJ
certification for the spinel. Stock Number: MK-10101050 --Certification Details:-- Laboratory: GIA Report
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Spinel, Gold, 14k Gold, Yellow Gold

14k White Gold 2.44ctw GIA Pinkish Purple Cushion Spinel Pear Diamond Sides Ring
Located in Montclair, NJ
! Comes with the original GIA certification for the spinel. Stock Number: MK-110101150 --Certification
Category

21st Century and Contemporary American Cocktail Rings

Materials

Spinel, Diamond, White Gold, 14k Gold, Gold

New 14k White Gold 1.41ctw GIA Oval Royal Blue Sapphire w/ Pear Diamonds Ring
Located in Montclair, NJ
certification for the sapphire. Stock Number: MK-170103514 --Sapphire Certification Details:-- Laboratory: GIA
Category

21st Century and Contemporary American Cocktail Rings

Materials

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

Solid Platinum GIA 3.55ctw Colombian Emerald w/ Diamond Ballerina Cocktail Ring
Located in Montclair, NJ
wear. Comes w/ original GIA certification for the emerald. Excellent overall condition! Stock Number
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Emerald, Platinum

Celebration Grand 14k Gold GIA .98ct Princess Cut F SI2 Diamond Solitaire Ring
Located in Montclair, NJ
new. Comes with the original GIA certification for the diamond. Stock Number: MK-19076033
Category

21st Century and Contemporary Solitaire Rings

Materials

Diamond, Gold, 14k Gold, White Gold

18k Gold Platinum 2.34ctw GIA No Heat Purple Sapphire Old Mine Cut Diamond Ring
Located in Montclair, NJ
custom made ring. Comes w/ the original GIA certification for the sapphire and the 2 diamonds. Stock
Category

21st Century and Contemporary American Three-Stone Rings

Materials

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

18k Yellow Gold GIA No Heat Sapphire Diamond Stack 3.3mm Eternity Band Ring
Located in Montclair, NJ
sapphires. Stock Number: MK-17041517 --Certification Details:-- Laboratory: GIA Report Number: 5231570642
Category

21st Century and Contemporary Wedding Rings

Materials

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

Vintage Platinum GIA 6.72ctw Black Opal w/ Diamond Halo Cocktail Ring
Located in Montclair, NJ
overall condition! Comes w/ GIA certification for the opal! Stock Number: MK-19022202 --Certification
Category

20th Century Cocktail Rings

Materials

Diamond, Black Opal, Platinum

Platinum GIA 7.44ctw Oval Lavender Purple A Burma Jade Trillion Diamond Ring
Located in Montclair, NJ
. Excellent overall condition! Stock Number: MK-130109513 --Certification Details:-- Laboratory: GIA Report
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Jade, Platinum

Vintage Platinum GIA 8.29ctw Oval A Burma Jade w/ Carré Diamond Sides Ring
Located in Montclair, NJ
. Comes w/ original GIA certification for the jade. Excellent overall condition! Stock Number: MK
Category

20th Century Cocktail Rings

Materials

Diamond, Jade, Platinum

Platinum GIA 2.4ctw Oval Royal Blue Sapphire w/ Baguette Round Diamond Halo Ring
Located in Montclair, NJ
overall condition! Comes with the original GIA certification for the sapphire. Stock Number: MK-16097900
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Sapphire, Platinum

Platinum GIA 5.74ctw No Heat Periwinkle Blue Ceylon Sapphire Diamond Halo Ring
Located in Montclair, NJ
the sapphire. Stock Number: MK-230232600 --Sapphire Certification Details:-- Laboratory: GIA Report
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Sapphire, Platinum

Platinum GIA 2.44ctw Dual Pear Color Change Unique Garnet Pave Diamond Ring
Located in Montclair, NJ
GIA certification for the garnet! Stock Number: MK-19079017 --Certification Details:-- Laboratory
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Garnet, Platinum

Vintage Handmade Platinum Gold GIA 17.15ctw Burma Jade and Diamond Oval Ring
Located in Montclair, NJ
wear. Comes w/ original GIA certification for the jade. Excellent overall condition! Stock Number: MK
Category

20th Century Cocktail Rings

Materials

Diamond, Jade, Gold, White Gold, Platinum

18Kt Gold Pendant Necklace with a Rose Cut Amethyst and Pear Citrine Cross Shape
By Nicofilimon the Jewelry Designer
Located in Athens, GR
the balance in every aspect of our lives. Information: Limited Edition - IN STOCK It comes with
Category

2010s Greek Modern Pendant Necklaces

Materials

Amethyst, Citrine, Yellow Gold, Gold, 18k Gold

14k White Gold GIA Channel No Heat Square Sapphire Eternity Band Ring Sz 4.5
Located in Montclair, NJ
randomly selected sapphire. Excellent overall condition. Stock Number: MK-9431060 --Certification Details
Category

21st Century and Contemporary Wedding Rings

Materials

Sapphire, Gold, 14k Gold, White Gold

Custom 18k Yellow Gold AGL 4.78ct Elongated Emerald Brushed Finish Bezel Ring
Located in Montclair, NJ
. Comes w/ original AGL certification for the emerald. Stock Number: MK-170506575 --Certification Details
Category

21st Century and Contemporary American Solitaire Rings

Materials

Emerald, Gold, 18k Gold, Yellow Gold

18k White Gold AGL 9.57ctw Oval Royal Blue Sapphire w/ Large Diamonds Ring
Located in Montclair, NJ
with the original AGL certification for the sapphire. Stock Number: MK-5101290136 --Certification
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Sapphire, Gold, 18k Gold, White Gold

Platinum 5.18ct GIA Star Sapphire w/ Diamond Floral Design Petite Cocktail Ring
Located in Montclair, NJ
original GIA certification for the sapphire. Stock Number: MK-380101096 --Certification Details
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Sapphire, Platinum

Platinum 3.65ctw GIA Elongated Oval Black Opal w/ Diamond Halo Nice Shape Ring
Located in Montclair, NJ
! Stock Number: MK-10227136 --Certification Details:-- Laboratory: GIA Report Number: 6237602860 Shape
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Black Opal, Platinum

New 18k Yellow Gold GIA 1.01ct Etched Cross Oval Diamond Signet Style Ring
Located in Montclair, NJ
Condition: New custom by Badis Jewelers. Comes w/ original GIA certification for the diamond. Stock Number
Category

21st Century and Contemporary American Solitaire Rings

Materials

Diamond, Gold, 18k Gold, Yellow Gold

14k White Gold GIA Cushion Checkerboard Bezel Blue Topaz w/ Diamond Ring
Located in Montclair, NJ
. Excellent overall condition. Comes w/ original GIA certification for the Topaz. Stock Number: MK-71066010
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Blue Topaz, Gold, 14k Gold, White Gold

18k White Gold GIA 4.49ctw Tanzanite Bezel Diamond Halo Cocktail Ring
Located in Montclair, NJ
finger Condition: Excellent condition. Comes w/ original GIA certification for the tanzanite. Stock
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Tanzanite, Gold, 18k Gold, White Gold

Rough Cut Yellow Citrine Necklace in 18Kt Gold with Jade Citrine Golden Cage
By Nicofilimon the Jewelry Designer
Located in Athens, GR
stock It comes with designer certificate of authenticity
Category

2010s Greek Artisan Pendant Necklaces

Materials

Citrine, Jade, Yellow Gold, Gold, 18k Gold

4.45 CTW No Heat Pigeon Blood Ruby Diamond Platinum 18K Gold Vintage Ring GRS
Located in Philadelphia, PA
north to south 10.0 mm and sits 5.7 mm high Total Weight: 4.8 grams GRS Ruby Gemstone Certificate
Category

Vintage 1980s Modern Engagement Rings

Materials

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

New 14k White Gold GIA 6.83ctw Opal w/ Diamond Halo Sideway Pendant Necklace
Located in Montclair, NJ
made by Badis Jewelers. Comes w/ GIA certification for the opal. Stock Number: MK-190182400
Category

21st Century and Contemporary American Pendant Necklaces

Materials

Diamond, Opal, Gold, 14k Gold, White Gold

Platinum GIA High Quality 3.21ctw Tsavorite w/ Diamond Halo Flower Cluster Ring
Located in Montclair, NJ
. Stock Number: MK-770168800 --Certification Details:-- Laboratory: GIA Report Number: 6237582912 Shape
Category

21st Century and Contemporary Solitaire Rings

Materials

Diamond, Tsavorite, Platinum

Platinum GIA 2.72ctw Mosaic Black Opal w/ Diamond Sided Cocktail Statement Ring
Located in Montclair, NJ
finger Condition: Excellent condition! Comes w/ GIA certification for the opal! Stock Number: MK
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Black Opal, Platinum

18k Gold AGL 8.53ct Blue Pink Purple Color Change Sapphire Solitaire Collet Ring
Located in Montclair, NJ
! Comes with the original AGL certification for the sapphire. Stock Number: MK-9301669010 --Certification
Category

21st Century and Contemporary American Solitaire Rings

Materials

Sapphire, Silver, Yellow Gold, 18k Gold, Gold

Vintage Platinum GIA 11.46ctw Cat s Eye Green Tourmaline Diamond Sides Ring
Located in Montclair, NJ
! Stock Number: MK-160182599 --Certification Details:-- Laboratory: GIA Report Number: 2231582918 Shape
Category

20th Century Cocktail Rings

Materials

Diamond, Tourmaline, Platinum

Antique Art Deco Platinum GIA 1.18ct Old Round Cut Diamond Layer Stack Look Ring
Located in Montclair, NJ
. Stock Number: MK-470291360 --Certification Details:-- Laboratory: GIA Report Number: 1232581747 Shape
Category

Antique 19th Century Art Deco Band Rings

Materials

Diamond, Platinum

Platinum GIA 3.15ctw Dark Blue Cushion Spinel Baguette Diamond Sides Ring
Located in Montclair, NJ
original GIA certification for the center stone. Stock Number: MK-170113517 --Certification Details
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Spinel, Platinum

Yellow Gold w/ Platinum GIA 4.67ctw Pink Peachy Tourmaline Diamond Sides Ring
Located in Montclair, NJ
certification for the Tourmaline. Stock Number: MK-17084099 --Tourmaline Certification Details:-- Laboratory
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Tourmaline, Gold, Yellow Gold, Platinum

Antique Art Deco Platinum GIA 0.97ctw Burma No Heat Sapphire Diamond Ring
Located in Montclair, NJ
. Comes w/ the original GIA certification for the sapphire. Stock Number: MK-410145106 --Certification
Category

21st Century and Contemporary Art Deco Cocktail Rings

Materials

Diamond, Sapphire, Platinum

Vintage Platinum Gold GIA 20.68ctw Large No Heat Yellow Sapphire Diamond Ring
Located in Montclair, NJ
/ the original GIA certification for the sapphire. Stock Number: MK-890701060 --Certification Details
Category

20th Century Cocktail Rings

Materials

Diamond, Yellow Sapphire, Gold, Yellow Gold, Platinum

Platinum GIA 2.78ctw Cat s Eye Alexandrite Baguette Diamond Stack Look Ring
Located in Montclair, NJ
Condition: Comes w/ GIA certification for the cats eye alexandrite stone. Excellent condition! Stock Number
Category

21st Century and Contemporary Cocktail Rings

Materials

Chrysoberyl, Diamond, Platinum

Platinum GIA 5.05ct Cushion Oval Bezel Sapphire Solitaire Low Brushed Ring
Located in Montclair, NJ
Lab Report for the sapphire. Stock Number: MK-710262001 --Certification Details:-- Laboratory: GIA
Category

21st Century and Contemporary American Solitaire Rings

Materials

Sapphire, Platinum

Platinum GIA 7.57ct Long Emerald Cut Indicolite Blue Tourmaline Diamond Ring
Located in Montclair, NJ
! Comes w/ original GIA certification for the Tourmaline. Stock Number: MK-170180133 --Tourmaline
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Tourmaline, Platinum

New Unique Unisex Platinum 14k Rose Gold GIA 1.18ct Fancy Diamond Band Ring
Located in Montclair, NJ
certifications for the stone! Stock Number: MK-710229017 --Certification Details:-- Laboratory: GIA Report Type
Category

21st Century and Contemporary American Band Rings

Materials

Brown Diamond, Platinum, Rose Gold, 14k Gold, Gold

Pendant Necklace Cross Shape in 18Kt Yellow Gold with Rose Quartz and Amethyst
By Nicofilimon the Jewelry Designer
Located in Athens, GR
maintain the balance in every aspect of our lives. Information: One of a kind - in stock It comes with
Category

2010s Greek Art Nouveau Pendant Necklaces

Materials

Amethyst, Quartz, Yellow Gold, 18k Gold

Vintage Platinum GIA 1.47ctw Oval No Heat Burma Ruby Square Step Diamond Ring
Located in Montclair, NJ
. Stock Number: MK-460201016 --Certification Details:-- Laboratory: GIA Report Number: 2516274171 Stone
Category

20th Century Cocktail Rings

Materials

Diamond, Ruby, Platinum

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Stock Certificates For Sale on 1stDibs

Find a variety of stock certificates available on 1stDibs. Finding the perfect contemporary, modern or street art examples of these works for your space is difficult — today, we have a vast range of variations and more on offer. These items have been made for many years, with versions that date back to the 18th Century alongside those produced as recently as the 21st Century. Adding a colorful piece of art to a room that is mostly decorated in warm neutral tones can yield a welcome change — see the stock certificates on 1stDibs that include elements of beige, gray, brown, white and more. Stefanie Schneider, Gary Bernstein, Sekhar Kar, (after) Pablo Picasso and Isaac Maimon took a thoughtful approach to this subject that are worth considering. Each of these unique pieces was handmade with extraordinary care, with artists most often working in paper, polaroid and c print.

How Much are Stock Certificates?

The average selling price for stock certificates we offer is $1,279, while they’re typically $94 on the low end and $2,459,111 for the highest priced.

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.