Skip to main content

Tiffany Diamond Sourcing

14
to
36
91
38
149
55
39
24
11
9
9
6
5
4
3
3
2
2
1
1
1
1
74
15
8
5
5
Sort By
Tiffany & Co. Diamond Platinum Brooch
By Tiffany & Co.
Located in Los Angeles, CA
Tiffany & Co diamond and platinum abstract swirl brooch circa 1980. Love it because it caught
Category

Vintage 1980s American Modern Brooches

Materials

Diamond, Platinum

Tiffany & Co. Diamond Platinum Brooch
By Tiffany & Co.
Located in Los Angeles, CA
Tiffany & Co diamond and platinum abstract swirl brooch circa 1980. Love it because it caught your
Category

Vintage 1980s American Modern Brooches

Materials

Diamond, Platinum

Tiffany Pair of Diamond Platinum Fern Brooches
By Tiffany & Co.
Located in Los Angeles, CA
Pair of Tiffany diamond platinum brooches, from 1996. A matching pair of fern diamond and
Category

1990s Contemporary Brooches

Materials

Diamond, Platinum

Tiffany T Diamond and Turquoise Circle Pendant
By Tiffany & Co.
Located in Banbury, GB
Model 64027069 Serial Number Au 750 Italy Metal 18k Yellow Gold Stones Turquoise, Diamond Weight 4.3 g
Category

2010s American Drop Necklaces

Materials

Turquoise, Diamond, 18k Gold, Yellow Gold

Tiffany Paper Flowers Spinel Diamond Platinum Flower Earrings
By Tiffany & Co.
Located in Banbury, GB
Brand Tiffany Model Paper Flowers
Category

2010s American Stud Earrings

Materials

Diamond, Spinel, Platinum

Tiffany & Co. Lapis and Diamond Blossom Clip Brooch
By Tiffany & Co.
Located in New York, NY
Created in 1968-1969, this Tiffany & Co. brooch is composed of bi-color 18K gold, lapis, and
Category

Mid-20th Century Italian Brooches

Materials

Diamond, Lapis Lazuli, Sapphire, 18k Gold, White Gold, Yellow Gold

Tiffany & Co. Jean Schlumberger Sixteen Diamond Circle Pendant Necklace
By Tiffany & Co.
Located in Banbury, GB
SKU AT-2354 Comes With Box Only Metal 18k Yellow Gold, Platinum Stones Diamond Length 42 cm
Category

2010s American Drop Necklaces

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

Tiffany & Co T Diamond & Turquoise Wire Bracelet 18k White Gold Round Diamonds
By Tiffany & Co.
Located in Aventura, FL
This modern bracelet is enhanced with diamonds and turquoise, a favorite stone of Tiffany designers
Category

21st Century and Contemporary American Modernist Modern Bracelets

Materials

Diamond, Turquoise, White Gold

Tiffany & Co. Soleste 0.43ct Diamond and Platinum Halo Cluster Engagement Ring
By Tiffany & Co.
Located in London, GB
sourced, expertly crafted Tiffany Soleste® engagement rings that celebrate love in all its forms
Category

2010s American Modern Engagement Rings

Materials

Diamond, White Diamond, Platinum

Tiffany & Co. 2 Carat Soleste Round Brilliant Cut Diamond Solitaire Ring
By Tiffany & Co.
Located in Rome, IT
distinguished by its origin—a rare and coveted Canadian mined diamond sourced exclusively by Tiffany & Co., a
Category

Early 2000s American Modern Engagement Rings

Materials

Diamond, White Diamond, Platinum

Tiffany & Co T Diamond & Turquoise Wire Ring 18k White Gold 9 Round Diamonds
By Tiffany & Co.
Located in Aventura, FL
This Tiffany & Co bold "T" design features scintillating diamonds and turquoise, a favorite stone
Category

21st Century and Contemporary American Modernist Fashion Rings

Materials

Diamond, Turquoise, 18k Gold, White Gold

Tiffany & Co T Diamond & Turquoise Wire Ring with Round Diamonds 18k White Gold
By Tiffany & Co.
Located in Aventura, FL
This bold "T" design features scintillating diamonds and turquoise, a favorite stone of Tiffany
Category

21st Century and Contemporary American Modernist Fashion Rings

Materials

Diamond, Turquoise, 18k Gold, White Gold

"The Tiffany Setting" Diamond Engagement Ring in Platinum 0.62 Ct
By Tiffany & Co.
Located in MIAMI, FL
mined diamond. Tiffany sources the worlds finest diamonds and this stone is no different. This diamonds
Category

2010s American Modern Wedding Rings

Materials

Diamond, Platinum

Tiffany & Co. Diamond Engagement Ring in Platinum H VS2 0.40 CTW
By Tiffany & Co.
Located in New York, NY
Tiffany & Co. Diamond Engagement Ring in Platinum H VS2 0.40 CTW PRIMARY DETAILS SKU: 131921
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

Tiffany & Co. GIA 2.33ct Round Brilliant Cut Diamond Engagement Ring, Platinum
By Tiffany & Co.
Located in New York, NY
. This magnificent piece features a stunning, ethically sourced diamond that has been meticulously graded
Category

21st Century and Contemporary Unknown Art Deco Engagement Rings

Materials

Diamond, Platinum

Tiffany & Co. Platinum Ring with Heart-Shaped Pendant with Diamonds
By Tiffany & Co.
Located in Bilbao, ES
TIFFANY & CO Platinum Ring with Heart-Shaped Pendant with Diamonds. Signed. Size 15/16 READY TO
Category

21st Century and Contemporary Italian Contemporary Fashion Rings

Materials

Diamond, Platinum

Tiffany & Co. Victoria 3.60ct Round and Marquise Diamonds Vine Drop Earrings
By Tiffany & Co.
Located in Aventura, FL
Tiffany diamonds. Mixed-cut diamonds add a striking display of light to these vine drop earrings. Platinum
Category

21st Century and Contemporary American Modernist Drop Earrings

Materials

Diamond

Tiffany & Co. 0.18ct 3 Point Hearts Brilliant Round Diamonds Platinum Bracelet
By Tiffany & Co.
Located in Aventura, FL
diamond bracelet with other Tiffany designs for a look that's equally modern and sophisticated. This
Category

21st Century and Contemporary American Modernist Modern Bracelets

Materials

Diamond, Platinum

Tiffany & Co. T 0.75ct Pave Diamonds 18k Yellow Gold Square Bracelet
By Tiffany & Co.
Located in Aventura, FL
Pavé diamonds shine in this bold bracelet design. As multifaceted as it is iconic, the Tiffany T
Category

21st Century and Contemporary American Modernist Modern Bracelets

Materials

Diamond, 18k Gold, Yellow Gold

Tiffany & Co. 1.51 Carat Round Brilliant Diamonds Hoop Earrings in Platinum
By Tiffany & Co.
Located in Aventura, FL
Hoop earrings in platinum with round brilliant diamonds, for pierced ears. Size small. The total
Category

21st Century and Contemporary American Modernist Hoop Earrings

Materials

Diamond, Platinum

Tiffany & Co. 1.04ct Round Brilliant Diamond Stud Earrings E Color VS1 Clarity
By Tiffany & Co.
Located in Aventura, FL
Nothing is more intriguing than Tiffany diamond earrings. 1.04 carats of beautifully matched
Category

21st Century and Contemporary American Modernist Stud Earrings

Materials

Diamond

Tiffany & Co GIA 1.53 Carat Natural Cut Round Diamond Platinum Engagement Ring
By Tiffany & Co.
Located in Aventura, FL
A true design masterpiece, the Tiffany Setting is the world’s most iconic engagement ring
Category

21st Century and Contemporary American Modernist Engagement Rings

Materials

Diamond, Platinum

Tiffany & Co. Diamond and Aquamarine 18 Karat White Gold Garden Flower Earrings
By Tiffany & Co.
Located in Bellmore, NY
of diamonds and gemstones reflects the timeless elegance and craftsmanship synonymous with Tiffany
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Aquamarine, White Diamond, Gold, White Gold

Tiffany & Co. Metro Heart Pave Diamond Necklace 750 Engraved 18K White Gold
By Tiffany & Co.
Located in Aventura, FL
Tiffany & Co. 90187420 metro heart pave diamond pendant. This design celebrates the spirit of love
Category

21st Century and Contemporary American Modernist Pendant Necklaces

Materials

Diamond, 18k Gold, White Gold

Tiffany & Co 0.17 Carat T Diamond Hinged Bangle 18k Yellow Gold Bracelet
By Tiffany & Co.
Located in Aventura, FL
Bold lines and brilliant diamonds highlight the powerful form of the letter "T." As multifaceted as
Category

21st Century and Contemporary American Modernist Bangles

Materials

Diamond, 18k Gold, Yellow Gold

Tiffany & Co Heart Ruby and Diamond Pendant Small Size in Platinum 16 Inches
By Tiffany & Co.
Located in Aventura, FL
Tiffany gets to the heart of the matter. This Hearts ruby pendant features eight pigeon-blood dark
Category

21st Century and Contemporary American Modernist Pendant Necklaces

Materials

Diamond, Ruby, Platinum

Tiffany & Co. Together Double Migrain Diamond Band in Platinum 0.01 CTW
By Tiffany & Co.
Located in New York, NY
Tiffany & Co. Together Double Migrain Diamond Band in Platinum 0.01 CTW PRIMARY DETAILS SKU
Category

21st Century and Contemporary Band Rings

Materials

Platinum

Tiffany & Co. Channel Set Diamond Eternity Band in Platinum 0.56 Ctw
By Tiffany & Co.
Located in New York, NY
Tiffany & Co. Channel Set Diamond Eternity Band in Platinum 0.56 CTW PRIMARY DETAILS SKU
Category

21st Century and Contemporary Band Rings

Materials

Platinum

Tiffany & Co. Channel Set Diamond Eternity Band in Platinum 1.00 CTW
By Tiffany & Co.
Located in New York, NY
Tiffany & Co. Channel Set Diamond Eternity Band in Platinum 1.00 CTW PRIMARY DETAILS SKU: 130587
Category

21st Century and Contemporary Bridal Rings

Materials

Platinum

Tiffany & Co Giraffe Yellow Gold Brooch
By Tiffany & Co.
Located in Los Angeles, CA
Tiffany & Co diamond and sapphire giraffe yellow gold brooch circa 1990. * ABOUT THIS ITEM: #P
Category

1990s Contemporary Brooches

Materials

Diamond, Blue Sapphire, 18k Gold, Yellow Gold

Tiffany & Co. Kashmir Sapphire Necklace, 10.25 Carats
By Tiffany & Co.
Located in New Orleans, LA
been sourced by George Frederick Kunz, Tiffany & Co.'s expert gemologist, who selected only the finest
Category

Antique 19th Century American Edwardian Pendant Necklaces

Materials

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

Tiffany & Co. Diamond Solitaire Engagement Ring in Platinum I VS2 0.62 CTW
By Tiffany & Co.
Located in New York, NY
Tiffany & Co. Diamond Solitaire Engagement Ring in Platinum I VS2 0.62 CTW PRIMARY DETAILS SKU
Category

21st Century and Contemporary Engagement Rings

Materials

Platinum

Tiffany Schlumberger Thistle Brooch Sapphires
By Jean Schlumberger for Tiffany & Co.
Located in North Hollywood, CA
I am so happy to offer this magnificent Tiffany Schulmberger Thistle piece to all of you. As you
Category

Early 2000s French Artisan Brooches

Materials

Diamond, Emerald, Sapphire, 18k Gold

Tiffany Schlumberger Thistle Brooch Sapphires
Tiffany Schlumberger Thistle Brooch Sapphires
Free Shipping
W 1.58 in D 5.36 in L 2.17 in
Vintage Tiffany & Co. Ring 925/- Sterling Silver and 18 ct. Gold
By Tiffany & Co.
Located in Münster, DE
Tiffany engagement ring with a stunning brilliant-cut diamond resting on a six-prong ring. This iconic
Category

Vintage 1980s North American Modern Collectible Jewelry

Materials

Gold, Silver

GIA Ceritifed 1.12ct Natural Round Cut 14K Tiffany Style Exquisite Diamond Ring
Located in Aventura, FL
Natural Round Cut Shape Diamond Ring. The Tiffany Style 14K Diamond design of the ring displays
Category

21st Century and Contemporary American Modernist Engagement Rings

Materials

Diamond, 14k Gold

GIA Certified 2.01ct Princess Cut Natural Diamond Ring Tiffany Style 14K Gold
Located in Aventura, FL
This lovely ring has a 2.01-carat Princes Cut Diamond Tiffany Style in 14K White Gold and measures
Category

21st Century and Contemporary American Modernist Engagement Rings

Materials

Diamond, 18k Gold, White Gold

GIA 1.01ct Natural Round Diamond Ring Tiffany Style 4-Prong 14K White Gold
Located in Aventura, FL
This Tiffany-style engagement ring contains one round brilliant cut diamond set into a four-prong
Category

21st Century and Contemporary American Modernist Wedding Rings

Materials

Diamond, 14k Gold, White Gold

1.70ct GIA Tiffany Style Natural Round Diamond Ring 4-Prong 14K White Gold
Located in Aventura, FL
A true design masterpiece, this Tiffany style is the world’s most iconic engagement ring
Category

21st Century and Contemporary American Modernist Engagement Rings

Materials

Diamond, 14k Gold, White Gold

2.00 Carat GIA Natural Solitaire Tiffany Style Round Diamond Ring 14k White Gold
Located in Aventura, FL
Ask for her hand with the exquisite look of this sparkling GIA-certified diamond solitaire Tiffany
Category

21st Century and Contemporary American Modernist Engagement Rings

Materials

Diamond, 18k Gold, White Gold

GIA Certified 3.02 Carat Oval Cut Diamond Tiffany Style 14K White Gold Ring
Located in Aventura, FL
This beautiful ring features a 3.02-carat oval Brilliant Cut Diamond Tiffany Style in 14K Gold with
Category

21st Century and Contemporary American Modernist Engagement Rings

Materials

Diamond, 14k Gold, White Gold

2.41 Carat Natural Round Diamond Ring 4-Prong Tiffany Style in 14K White Gold
Located in Aventura, FL
This traditional 2.41 Round Cut Tiffany Style Engagement Ring is sure to captivate her senses with
Category

21st Century and Contemporary American Modernist Engagement Rings

Materials

Diamond, 14k Gold, White Gold

' Tiffanys ' New York City - Signed Limited Edition
By Stuart Möller
Located in London, GB
by the infamous diamond and jewellery store, Tiffany's in New York , with yellow NYC cabs reflected
Category

2010s Modern Color Photography

Materials

Color, Archival Pigment

Rare Arts & Crafts Wrought Iron Mantle Clock with Tiffany Glass & Hunting Theme
Located in Lisse, NL
days to design and execute. The circular bronze dial face with the star made of engraved diamond shapes
Category

Early 20th Century French Arts and Crafts Mantel Clocks

Materials

Metal, Brass, Wrought Iron

Diamond Set Double Knot Ring
Located in Brisbane, AU
order in 18ct white, rose gold or yellow gold Ethically sourced gold and diamonds FSI Set with over
Category

2010s Australian Artist Band Rings

Materials

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

Bold Icon diamond studs with iconic OHLIGUER claws 18K
Located in Brisbane, AU
. Pair of 0.30ct diamonds. = 0.60ct total Ethically sourced natural diamonds Ethically sourced gold
Category

2010s Australian Artisan Stud Earrings

Materials

Diamond

GIA 1.51 Certified Diamond Engagement Ring in 18 Karat Gold
By Thomas Kurilla Jewelry
Located in New York, NY
GIA 1.51 E Color , SI1 Certified Diamond Engagement Ring in 18 Karat Gold. Tiffany designer
Category

2010s North American Contemporary Engagement Rings

Materials

Diamond, Gold, 18k Gold

Double knot band in 18ct white gold with diamonds
Located in Brisbane, AU
* 18ct white, rose gold or yellow gold Ethically sourced gold and diamonds Set with 6 of the highest
Category

2010s Australian Artisan Wedding Rings

Materials

Diamond, 18k Gold, White Gold

Raymond Yard 1935 Art Deco Earrings In Platinum With 3.09 Ctw Rubies Diamonds
By Raymond C. Yard
Located in Miami, FL
, such twenty Burmese rubies and twenty white colorless diamonds. Fitted at the reverse with screw-lever
Category

Vintage 1930s American Art Deco Lever-Back Earrings

Materials

Diamond, White Diamond, Ruby, Platinum

Raymond Yard 1935 Art Deco Brooch In Platinum With 4.82 Ctw Rubies Diamonds
By Raymond C. Yard
Located in Miami, FL
Burmese rubies and fifteen white colorless diamonds. Fitted at the reverse with an horizontal stick bar
Category

Vintage 1930s American Art Deco Brooches

Materials

Diamond, White Diamond, Ruby, Platinum

2.85 Carat Natural Tanzanite and Diamond Halo Ring Set in Platinum
Located in Tokyo, JP
Platinum. Tanzanite's name was given by Tiffany and Co after its only known source: Tanzania. Tanzanite
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Tanzanite, Platinum

3.13 Carat Natural Tanzanite and Diamond Cocktail Ring Set in Platinum
Located in Tokyo, JP
Platinum. Tanzanite's name was given by Tiffany and Co after its only known source: Tanzania. Tanzanite
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Tanzanite, Platinum

4.29 Carat Natural Round Tanzanite and Diamond Ring Set in Platinum
Located in Tokyo, JP
Accents set in Platinum. Tanzanite's name was given by Tiffany and Co after its only known source
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Tanzanite, Platinum

11ct Zambian emerald ring with diamonds 22k yellow gold and platinum
Located in Brisbane, AU
highest quality white diamonds on the band Ethically sourced gold and platinum ABOUT THE BRAND Once
Category

2010s Australian Artisan Cocktail Rings

Materials

Diamond, Emerald, Yellow Gold, Platinum

6.94 Carat Natural Cushion AAA+ Tanzanite and Diamond Ring Set in Platinum
Located in Tokyo, JP
Platinum. Tanzanite's name was given by Tiffany and Co after its only known source: Tanzania. Tanzanite
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Tanzanite, Platinum

Croc Ring with Australian Akoya Pearl in 18ct Yellow Gold with yellow diamonds
Located in Brisbane, AU
. Enamel flower Natural Australian Akoya pearl Ethically sourced gold 18ct Yellow, rose or white gold
Category

2010s Artist Fashion Rings

Materials

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

F.W. Lawrence Arts & Crafts Opal, Diamond and Pearl Grapes Brooch
Located in Hummelstown, PA
similar aesthetic to that of Louis Comfort Tiffany. Nature was a source of inspiration to him, which can
Category

Antique 1890s American Arts and Crafts Brooches

Materials

Diamond, Opal, Pearl, 14k Gold

Kuntzite and Diamonds 14 Karat White and Yellow Gold Necklace
Located in Bilbao, ES
found in San Diego County, California, and sent to Tiffany & Co.’s mineralogist, George Frederick Kunz
Category

21st Century and Contemporary Italian Empire Choker Necklaces

Materials

Kunzite, Diamond, Gold, 14k Gold, Yellow Gold, White Gold

5.58 Carat Natural Octogon Tanzanite and Diamond Cocktail Ring Set in Platinum
Located in Tokyo, JP
Platinum. Tanzanite's name was given by Tiffany and Co after its only known source: Tanzania. Tanzanite
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Tanzanite, Platinum

Color Change Hand-Carved by Suzanne 'Regan' Pascal Pendant with Diamonds
Located in Carlsbad, CA
. ---------------------------------------------------------------------- The following, submitted July 2003, is from James F. Kadlec, M.D., whose source is "The Oxford
Category

Antique Late 19th Century Pendant Necklaces

Materials

Diamond

Croc Ring with Australian Akoya Pearl in 18ct Rose Gold with Pink Diamonds
Located in Brisbane, AU
. Enamel flower Natural Australian Akoya pearl Ethically sourced gold 18ct Yellow, rose or white gold
Category

2010s Contemporary Cocktail Rings

Materials

Pink Diamond, Pearl, White Diamond, Rose Gold

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

Tiffany Diamond Sourcing For Sale on 1stDibs

On 1stDibs, you can find the most appropriate tiffany diamond sourcing for your needs in our varied inventory. Each design created in this style — which was crafted with great care and often made from platinum, gold and 18k gold — can elevate any look. Our collection of these items for sale includes 55 vintage editions and 79 modern creations to choose from as well. If you’re looking for a tiffany diamond sourcing from a specific time period, our collection is diverse and broad-ranging, and you’ll find at least one that dates back to the 19th Century while another version may have been produced as recently as the 21st Century. A tiffany diamond sourcing from Tiffany & Co., Cartier and Jean Schlumberger for Tiffany & Co. — each of whom created a beautiful version of this treasured accessory — is worth considering. A tiffany diamond sourcing can be a stylish choice for most occasions, but diamond rings, from our inventory of 89, can add a particularly distinctive touch to your look, day or night. Today, if you’re looking for a round cut version of this piece and are unable to find the perfect match, our selection also includes brilliant cut and oval cut alternatives. When shopping for a tiffany diamond sourcing, you’ll find that there are less available pieces for unisex or men today than there are for women.

How Much is a Tiffany Diamond Sourcing?

On average, a tiffany diamond sourcing at 1stDibs sells for $4,624, while they’re typically $850 on the low end and $198,500 for the highest priced versions of this item.
Questions About Tiffany Diamond Sourcing
  • 1stDibs ExpertNovember 2, 2021
    Tiffany & Co. exclusively accepts D color diamonds, E color diamonds, F color diamonds, G color diamonds, H color diamonds and I color diamonds. At the legendary luxury house, which has long been an important arbiter of style in the design of diamond engagement rings, the only engagement ring diamonds accepted are in the “colorless” and “near colorless” range on the diamond color scale. Shop a collection of Tiffany & Co. diamond jewelry from some of the world’s top jewelers on 1stDibs.
  • 1stDibs ExpertOctober 19, 2021
    Tiffany diamond necklaces are dazzling and covetable pieces of jewelry. Tiffany & Co. is one of the most prominent purveyors of luxury goods in the United States, and has long been an important arbiter of style in the design of necklaces as well as diamond engagement rings. When a jewelry enthusiast mentions “the Tiffany Diamond,” this refers to the 128.54 yellow-carat Tiffany Diamond, which was found in the Kimberley diamond mines in South Africa in 1877. This jewel was worn by pop music icon Beyoncé in a 2021 ad campaign. The estimated value of the Tiffany Diamond in 2019 was $30 million. Shop a range of antique and vintage Tiffany diamond necklaces on 1stDibs today.
  • 1stDibs ExpertFebruary 17, 2023
    Yes, Tiffany & Co. uses real diamonds in their jewelry. Specifically, the luxury jewelry maker only accepts high quality diamonds. Less than 1% of the world's diamonds meet minimum specifications for inclusion in Tiffany & Co. pieces. Shop a variety of Tiffany & Co. diamond jewelry on 1stDibs.
  • 1stDibs ExpertDecember 4, 2023
    How many cuts are in a Tiffany diamond varies. Tiffany & Co. offers diamond jewelry in many cuts, including the round brilliant, the patented Tiffany True, the princess, the emerald, the cushion cut, the oval, the pear and the heart. The number of cuts it takes to create each type is different. For example, a round brilliant diamond has 57 facets, and an oval usually has 58. Explore a large selection of Tiffany & Co. diamond jewelry on 1stDibs.
  • 1stDibs ExpertApril 26, 2024
    Where Tiffany & Co. gets its diamonds varies. The American luxury jewelry house sources gemstones from mines and suppliers in Botswana, Canada, Namibia, Russia and South Africa. All diamonds used by Tiffany & Co. are conflict-free and meet high-quality standards. On 1stDibs, explore a large selection of Tiffany & Co. diamond jewelry.
  • 1stDibs ExpertAugust 17, 2021
    The Tiffany yellow diamond is worth $30 million. When Charles Lewis Tiffany purchased the 287.42-carat diamond in 1877, he paid only $18,000 for it. The diamond’s two most famous outings were Audrey Hepburn’s 1961 promotional photoshoot for Breakfast at Tiffany’s and Lady Gaga’s 2019 red carpet appearance at the Academy Awards.