Skip to main content

Tiffany Co Diamond 18k

18
to
221
5,126
533
693
691
166
53
41
40
30
26
7
2
4
57
2,943
2,755
39
20
20
14
40
133
243
233
468
510
4,527
477
164
160
49
3,759
2,040
78
5,718
159
5,421
4,659
2,093
1,165
712
4,901
735
408
392
211
9
6
1
1923
434
63
58
54
to
Sort By
Tiffany & Co. Diamond 18K White Pink Gold Love Charm Pendant
By Tiffany & Co.
Located in Bellmore, NY
Presenting the Tiffany & Co. Diamond 18K White and Pink Gold Love Charm Pendant—an enchanting
Category

21st Century and Contemporary Charm Bracelets

Materials

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

Tiffany & Co. Diamond 18k White Gold Atlas Necklace
By Tiffany & Co.
Located in Boca Raton, FL
This is a gorgeous diamond necklace by Tiffany & Co. from the ATLAS collection. It is crafted from
Category

21st Century and Contemporary European Modern Choker Necklaces

Materials

Diamond, 18k Gold, White Gold

Tiffany & Co. Diamond 18k Gold Feather-Like Cuff Bracelet
By Tiffany & Co.
Located in New York, NY
wherever it is worn. The modern feather-like diamond and 18k yellow gold cuff bracelet by Tiffany & Co. is
Category

21st Century and Contemporary Cuff Bracelets

Materials

Diamond, 18k Gold

Tiffany & Co. Diamond 18k Yellow Gold Moon Round Pendant Charm
By Tiffany & Co.
Located in New York, NY
Mint condition -18 k yellow gold -Length: 16” -Moon diameter: 0.5” -Comes with Tiffany box
Category

21st Century and Contemporary Chain Necklaces

Materials

Diamond, 18k Gold, Yellow Gold

Tiffany & Co. Diamond 18K Gold Modern Open Round Key Pendant Necklace
By Tiffany & Co.
Located in London, GB
CONDITION is Very good. Hardly any visible wear to necklace is evident on this used Tiffany & Co
Category

21st Century and Contemporary British Pendant Necklaces

Materials

Diamond, 18k Gold

Tiffany & Co. 18k Yellow Brooch Diamond
By Tiffany & Co.
Located in Rome, IT
This brooch from Tiffany & Co. is crafted in 18K yellow gold and features a 0.12-carat round-cut
Category

Vintage 1980s American Brooches

Materials

Diamond, White Diamond, 18k Gold, Yellow Gold

Tiffany & Co. 18k Yellow Brooch Diamond
By Tiffany & Co.
Located in Rome, IT
Genuine Tiffany & Co. presents an exquisite 18K Yellow Gold & Platinum Butterfly Brooch / Pin
Category

Vintage 1980s American Brooches

Materials

Diamond, White Diamond, 18k Gold, Yellow Gold

Tiffany & Co. Earrings 18K Gold Diamond
By Tiffany & Co.
Located in Beverly Hills, CA
Designer: Tiffany & Co. Materials: 18K Yellow Gold Weight: 25.1 grams Stone Count: 14 Gemstone
Category

Late 20th Century Clip-on Earrings

Materials

Diamond, 18k Gold, Yellow Gold

Tiffany & Co 18k gold and diamond earrings
By Tiffany & Co.
Located in London, GB
These beautiful clip-on earrings from Tiffany & Co date back to 1995. Made of 18k gold they are
Category

1990s American Contemporary Clip-on Earrings

Materials

Diamond, 18k Gold

Tiffany & Co. 18K Gold Diamond Link Necklace
By Tiffany & Co.
Located in Houston, TX
Tiffany & Co. necklace composed of 18K yellow gold marked "Tiffany & Co. 750". It features oval
Category

Late 20th Century Unknown Link Necklaces

Materials

Diamond, 18k Gold

Tiffany & Co. 18K Gold Diamond Link Necklace
Tiffany & Co. 18K Gold Diamond Link Necklace
Free Shipping
W 0.38 in L 16 in
Tiffany & Co. Diamond Brooch 18k Ribbon Medal
By Tiffany & Co.
Located in MIAMI, FL
Excellent piece crafted by famed jewelry designer Tiffany & Co. The piece is crafted in 18k gold
Category

Vintage 1970s American Retro Brooches

Materials

Diamond, 18k Gold

Tiffany & Co. 18k White Gold & Diamond Tiffany Diamond Wedding Band 2.75mm
By Tiffany & Co.
Located in Tustin, CA
We are pleased to offer this Authentic Tiffany & Co. 18k White Gold & Diamond Tiffany Diamond
Category

2010s American Contemporary Wedding Rings

Materials

Diamond, 18k Gold, White Gold

Tiffany & Co. Diamond Atlas Bracelet 18K Yellow Gold
By Tiffany & Co.
Located in Dallas, TX
Tiffany & Co. Diamond Atlas Bracelet in 18K Yellow Gold. The bracelet features 3.50ctw of brilliant
Category

1990s Bangles

Materials

Diamond, 18k Gold, Yellow Gold

Tiffany & Co. 18K Diamonds Bloom Key Pendant
By Tiffany & Co.
Located in San Fernando, CA
. Hallmarked: Tiffany & Co. Au750 18k White gold Round brilliant diamonds Pendant 1.75" long Approx. total
Category

21st Century and Contemporary Necklace Enhancers

Materials

Diamond

Tiffany & Co. 18k Yellow Brooch
By Tiffany & Co.
Located in Rome, IT
Vintage Tiffany & Co. 18K Yellow Gold Terrier Dog Brooch / Pin. The brooch weighs 28.8 grams
Category

Vintage 1980s American Brooches

Materials

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

Tiffany & Co. Vintage 18k Gold Streamerica Diamond Ring
By Tiffany & Co.
Located in San Fernando, CA
length 20mm Metal 18k white gold 750 Style modern 20 Small Round brilliant cut Diamonds Hallmarked: T&Co
Category

21st Century and Contemporary Band Rings

Materials

Diamond, 18k Gold

Tiffany & Co. Heart Pendant 18k Gold Diamond Ruby
By Tiffany & Co.
Located in Beverly Hills, CA
DESIGNER: Tiffany & Co. CIRCA: 1990’s MATERIALS: 18K Yellow Gold GEMSTONE: Diamond, Ruby WEIGHT
Category

Late 20th Century Chain Necklaces

Materials

Diamond, Ruby, 18k Gold

Tiffany & Co. 18k Diamond 2000s Atlas Band ring
By Tiffany & Co.
Located in San Fernando, CA
Beautiful Tiffany & Co. vintage diamond band ring From the famous Atlas collection comes this wide
Category

21st Century and Contemporary Band Rings

Materials

Diamond, 18k Gold

Tiffany & Co., 18K Yellow Gold and Diamond Bracelet
By Tiffany & Co.
Located in Chicago, IL
This classic bracelet by Tiffany & Co. is perfect for any outfit! Skillfully crafted cable links
Category

Early 2000s Contemporary Link Bracelets

Materials

Diamond, 18k Gold, Yellow Gold

Tiffany & Co., 18K Gold Enamel Diamond Orchid Brooch
By Tiffany & Co.
Located in New York, NY
Set with full-cut diamonds. Diamond total approx. 0.3 ct. Stamp: "TIFFANY & CO" Weight: 31.4 grams
Category

20th Century Brooches

Materials

Diamond, 18k Gold, Enamel

TIFFANY & Co. Etoile 18K Gold Diamond Circle Pendant Necklace
By Tiffany & Co.
Located in Los Angeles, CA
TIFFANY & Co. Etoile 18K Gold Diamond Circle Pendant Necklace Metal: 18K Gold Weight: 5.30 grams
Category

2010s Pendant Necklaces

Materials

Diamond, 18k Gold

TIFFANY & Co. Etoile 18K Gold Diamond Ball Pendant Necklace
By Tiffany & Co.
Located in Los Angeles, CA
TIFFANY & Co. Etoile 18K Gold Diamond Ball Pendant Necklace Metal: 18K yellow gold Weight: 5.30
Category

2010s American Pendant Necklaces

Materials

Diamond, 18k Gold, Platinum

TIFFANY & Co. Etoile 18K Gold Diamond Band Ring 5.5
By Tiffany & Co.
Located in Los Angeles, CA
TIFFANY & Co. Etoile 18K Gold Diamond Band Ring 5.5 Metal: 18K gold Size: 5.5 Band Width: 4mm
Category

2010s American Band Rings

Materials

Diamond, 18k Gold, Platinum

TIFFANY & Co. Etoile 18K Gold Diamond Circle Pendant Necklace
By Tiffany & Co.
Located in New York, NY
Tiffany &Co Etoile Pendant Necklace Metal 18K Yellow Gold Weight 6.4gr Chain 16'' Long Pendant
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

Tiffany & Co. 18k Gold Diamond Knot Key Pendant Charm
By Tiffany & Co.
Located in San Fernando, CA
flowing form of this striking pendant is accentuated by dazzling diamonds. TIFFANY & CO. Key Collection
Category

21st Century and Contemporary Necklace Enhancers

Materials

Diamond, 18k Gold

TIFFANY & Co. Etoile 18K Gold Diamond Band Ring 4.5
By Tiffany & Co.
Located in Los Angeles, CA
TIFFANY & Co. Etoile 18K Gold Diamond Band Ring 4.5 Metal: 18K Gold Size: 4.5 Band Width: 4mm
Category

2010s American Band Rings

Materials

Diamond, 18k Gold, Platinum

Tiffany & Co., 18K Yellow Gold, Diamond and Emerald Earrings
By Tiffany & Co.
Located in Chicago, IL
These gorgeously classic earrings by Tiffany & Co. contain 184 round brilliant cut diamonds
Category

1990s Clip-on Earrings

Materials

Diamond, Emerald, 18k Gold, Yellow Gold

Tiffany & Co. 18K Yellow Gold 1.40ct Diamond Hoop Earrings
By Tiffany & Co.
Located in Southampton, PA
These Tiffany & Co. earrings are sleek, simple, and incredibly sophisticated. At the center of the
Category

21st Century and Contemporary Hoop Earrings

Materials

Diamond, Yellow Gold, 18k Gold

Tiffany & Co. Crossbars Diamond Pendant Necklace 18K Yellow Gold
By Tiffany & Co.
Located in Dallas, TX
Tiffany & Co. Crossbars Diamond Pendant Necklace 18K Yellow Gold. 17" Long 7.6 Grams
Category

Vintage 1980s North American Pendant Necklaces

Materials

Diamond, 18k Gold, Yellow Gold

Tiffany & Co. 18k White Gold Diamond Woven Ring
By Tiffany & Co.
Located in Los Angeles, CA
TIFFANY & Co. 18K White Gold Diamond Woven Ring 6.5 Metal: 18K White Gold Size: 6.5 Band Width
Category

2010s Band Rings

Materials

Diamond, White Gold

Tiffany & Co. 18k White Gold Diamond Woven Ring
By Tiffany & Co.
Located in Los Angeles, CA
TIFFANY & Co. 18K White Gold Diamond Woven Ring 7.5 Metal: 18K White Gold Size: 7.5 Band Width
Category

2010s Band Rings

Materials

Diamond, White Gold

Tiffany & Co. 18k Gold, Platinum and Diamond Ring
By Tiffany & Co.
Located in New York, NY
Tiffany & Co. Gold, Platinum and Diamond Ring 18 kt., one round diamond weighing 1.03 cts., weight
Category

Vintage 1980s Band Rings

Materials

18k Gold, Platinum

Emerald and Diamond 18K Gold Ring by Tiffany & Co.
By Tiffany & Co.
Located in Beverly Hills, CA
One emerald and diamond 18K yellow gold ring by Tiffany & Co. centering one prong set, oval
Category

Vintage 1970s Cocktail Rings

Materials

Diamond, Emerald, 18k Gold, Yellow Gold

Tiffany & Co. Atlas 18K Rose Gold 2.14ct Diamond Bracelet
By Tiffany & Co.
Located in Southampton, PA
simplicity of this bangle allows easy stacking, mixing and matching. This Tiffany & Co. 18K Rose Gold 2.14ct
Category

21st Century and Contemporary North American Bangles

Materials

Diamond, 18k Gold, Rose Gold

Tiffany & Co. Diamond Necklace Platinum Topped 18K Yellow Gold
By Tiffany & Co.
Located in Dallas, TX
Estate Tiffany & Co. Diamond Necklace in Platinum Topped 18K Yellow Gold. The necklace features
Category

Vintage 1980s Link Necklaces

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

Tiffany & Co. 18k Yellow Gold Diamond Keyhole Lock Bangle
By Tiffany & Co.
Located in Boca Raton, FL
: Tiffany & Co. Hallmark: Tiffany & Co. 750 Diamond: 2 points G VS1 Material: 18k yellow gold
Category

21st Century and Contemporary American Modern Bangles

Materials

Diamond, 18k Gold, Yellow Gold

TIFFANY & CO., 18K Yellow Gold, Ruby and Diamond Brooch
By Tiffany & Co.
Located in New York, NY
Rare, antique Tiffany & Co. brooch in 18k yellow gold with diamond and ruby accents. The exquisite
Category

Antique 17th Century American Brooches

Materials

Diamond, Ruby, 18k Gold

Tiffany & Co. Yellow Diamond Butterfly Pin in 18K Gold
By Tiffany & Co.
Located in Houston, TX
Tiffany & Co. butterfly pin in 18K yellow gold and platinum with white and yellow diamonds. It
Category

Late 20th Century American Brooches

Materials

Diamond, Yellow Diamond, 18k Gold, Platinum

Tiffany & Co. 18k Yellow Gold T-Diamond Hinge Bangle
By Tiffany & Co.
Located in North Miami Beach, FL
Tiffany & Co T-Diamond Hinge Bangle 18K Yellow Gold Diamonds 0.17ctw
Category

21st Century and Contemporary American Modern Bangles

Materials

Diamond, 18k Gold, Yellow Gold

Tiffany & Co. France 18K Gold and Diamond Ropetwist Bracelet
By Tiffany & Co.
Located in New York, NY
carats); 18K Gold Signed: TIFFANY & CO., FRANCE 18K, partial maker's mark, French assay marks Macklowe
Category

Mid-20th Century French Link Bracelets

Materials

Diamond, Gold, 18k Gold, Yellow Gold

18k Yellow Gold Tiffany & Co. Brooch with Diamonds
By Tiffany & Co.
Located in New York, NY
white, with no visible inclusions. This stunning brooch weighs 16.0 grams and is signed "Tiffany & Co
Category

Mid-20th Century Contemporary Brooches

Materials

Diamond, Yellow Gold

TIFFANY & CO. 18K Gold 3 Diamonds by the Yard Bracelet
By Tiffany & Co.
Located in San Fernando, CA
Tiffany & Co. round diamonds catch the light and make it dance. Bracelet in 18k gold with three
Category

21st Century and Contemporary Modern Bracelets

Materials

Diamond, 18k Gold

Tiffany & Co Diamonds Pearls Flower Brooch in 18k Gold
By Tiffany & Co.
Located in Napoli, Italy
Beautiful brooch come from Tiffany & Co, is designed to look like a flower, circa 1990'. The
Category

Late 20th Century Brooches

Materials

Cultured Pearl, Diamond, Pearl, Gold, 18k Gold, Yellow Gold

TIFFANY & Co. Etoile 18K Gold 5 Diamond Heart Pendant Necklace
By Tiffany & Co.
Located in Los Angeles, CA
TIFFANY & Co. Etoile 18K Gold 5 Diamond Heart Pendant Necklace Metal: 18K yellow Gold Weight: 9.30
Category

2010s American Pendant Necklaces

Materials

Diamond, 18k Gold, Platinum

TIFFANY & Co. Platinum 18K Gold Diamond Cruciform Cross Pendant Necklace
By Tiffany & Co.
Located in Los Angeles, CA
TIFFANY & Co. Platinum 18K Gold Diamond Cruciform Cross Pendant Necklace Metal: Platinum and 18K
Category

2010s American Pendant Necklaces

Materials

Diamond, 18k Gold, Platinum

Tiffany & Co. 18k Gold Elsa Peretti Diamond Sevillana Pendant Necklace
By Tiffany & Co.
Located in Los Angeles, CA
TIFFANY & Co. 18K Gold Elsa Peretti Diamond Sevillana Pendant Necklace Metal: 18K yellow gold
Category

2010s American Pendant Necklaces

Materials

Diamond, 18k Gold

Vintage Tiffany & Co. Schlumberger 18K Gold & Platinum Diamond Flame Earrings
By Tiffany & Co.
Located in Montclair, NJ
These are Vintage and Original Schlumberger Tiffany & Co. Flame Earrings - Made in France. Very
Category

21st Century and Contemporary French Stud Earrings

Materials

Diamond, 18k Gold, Platinum

Tiffany & Co. 0.47 carat Diamond Solitaire Ring in 18K Gold
By Tiffany & Co.
Located in London, GB
: Brand: Tiffany & Co. Collection: Tiffany Setting Diamond Weight: 0.47 carats Metal Type: 18K Gold Pre
Category

21st Century and Contemporary Unknown Modern Engagement Rings

Materials

Diamond, 18k Gold

Tiffany & Co. 1.65 Carat Diamond and 18K White Gold Bangle
By Tiffany & Co.
Located in New York, NY
Finely crafted in 18K white gold with 1.65 carats of Round Brilliant cut diamonds going all the way
Category

21st Century and Contemporary Bangles

Materials

Diamond, 18k Gold

Estate Tiffany & Co. 'Victoria' Diamond Riviera Necklace in 18k Gold
By Tiffany & Co.
Located in Houston, TX
An estate Tiffany & Co. Victoria graduated round diamond riviera necklace in 18K yellow gold. There
Category

21st Century and Contemporary Choker Necklaces

Materials

Diamond, 18k Gold

Tiffany & Co. 18K White Gold & Diamond T Ring 5.5 #17222
By Tiffany & Co.
Located in Washington Depot, CT
Tiffany & Co. 18K White Gold and Diamond T Ring Size 5.5 This stunning band by Tiffany & Co
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, 18k Gold, White Gold

Tiffany & Co. Tiffany Metro Three Row Diamonds 18k White Gold Bracelet
By Tiffany & Co.
Located in Dubai, Al Qouz 2
The choice of precious materials coupled with heritage artisanship makes this Tiffany Metro diamond
Category

2010s Italian Modern Bracelets

Materials

Diamond, White Gold

Tiffany & Co. 18k Yellow Gold Platinum Diamond Etoile Bangle Bracelet
By Tiffany & Co.
Located in Los Angeles, CA
TIFFANY & Co. 18K Yellow Gold Platinum Diamond Etoile Bangle Bracelet Metal: 18K Yellow Gold, and
Category

2010s American Bangles

Materials

Diamond, 18k Gold, Platinum

TIFFANY & Co. 18K Gold Platinum Diamond Etoile Band Ring 5
By Tiffany & Co.
Located in Los Angeles, CA
TIFFANY & Co. 18K Gold Platinum Diamond Etoile Band Ring 5 Metal: 18K Gold and platinum Size: 5
Category

2010s American Band Rings

Materials

Diamond, 18k Gold, Platinum

TIFFANY & Co. 18K Gold Diamond 3 Row Signature Ring 7
By Tiffany & Co.
Located in Los Angeles, CA
TIFFANY & Co. 18K Gold Diamond 3 Row Signature Ring 7 Metal: 18K Yellow Gold Size: 7 Width
Category

Early 2000s American Band Rings

Materials

Diamond, 18k Gold

Tiffany & Co. Diamond Gold Bangle
By Tiffany & Co.
Located in New York, NY
This is an elegant 18k yellow gold bangle by Tiffany & Co. The bangle features smooth gold finish
Category

20th Century Bangles

Materials

Diamond, 18k Gold

Vintage Tiffany & Co 18k Yellow Gold & Diamond Vannerie Basketweave Earrings
By Tiffany & Co.
Located in Bernardsville, NJ
Elegant and timeless vintage polished 18k yellow gold Tiffany & Co. diamond earrings from their
Category

Vintage 1980s Contemporary Lever-Back Earrings

Materials

Diamond, 18k Gold, Yellow Gold

Tiffany & Co. 18k White Gold Diamond T Ring 8
By Tiffany & Co.
Located in Los Angeles, CA
TIFFANY & Co. 18K White Gold 5.5mm Wide Diamond T Ring 8 Metal: 18K White Gold Size: 8 Band
Category

2010s Band Rings

Materials

Diamond, White Gold

Tiffany & Co. Sapphire and Diamond Flower Pin 18K Yellow Gold
By Tiffany & Co.
Located in Dallas, TX
Tiffany & Co. Sapphire and Diamond Flower Pin 18K Yellow Gold 1.5" Diameter 19.4 Grams
Category

Vintage 1980s North American Brooches

Materials

Diamond, Sapphire, 18k Gold, Yellow Gold

Tiffany & Co. 18K Yellow Gold 0.98ct Diamond & Ruby Band Ring
By Tiffany & Co.
Located in Southampton, PA
-cut rubies and diamonds.Offered in estate condition, this Tiffany & Co. 18K Yellow Gold 0.98ct Diamond
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Ruby, Yellow Gold, 18k Gold

  • 1
  • ...
Get Updated with New Arrivals
Save "Tiffany Co Diamond 18k", and we’ll notify you when there are new listings in this category.

Tiffany Co Diamond 18k For Sale on 1stDibs

Surely you’ll find the exact tiffany co diamond 18k 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 Yellow Gold — can elevate any look. Our collection of these items for sale includes 2441 vintage editions and 1149 modern creations to choose from as well. You’re likely to find the perfect tiffany co diamond 18k among the distinctive items we have available, which includes versions made as long ago as the 18th Century as well as those produced as recently as the 21st Century. As it relates to this specific piece, our collection includes designs that are universally popular, but .5 Carat and 1 Carat carat weights, specifically, are sought with frequency. Creating a tiffany co diamond 18k has been a part of the legacy of many jewelers, but those produced by Tiffany & Co., Jean Schlumberger for Tiffany & Co. and Paloma Picasso for Tiffany & Co. are consistently popular. See these pages for a round cut iteration of this accessory, while there are also brilliant cut cut and oval cut cut versions available here, too. When shopping for a tiffany co diamond 18k, you’ll find that there are less available pieces for unisex or men today than there are for women.

How Much is a Tiffany Co Diamond 18k?

On average, a tiffany co diamond 18k at 1stDibs sells for $4,775, while they’re typically $1 on the low end and $350,000 for the highest priced versions of this item.