1 Carat Platinum Diamond
115
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1,245
12,176
3,498
4,502
2,184
1,558
1,300
493
246
100
52
21
17
10
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2
2
1
1
1
13
265
10,154
6,846
454
790
1,688
1,325
464
757
375
247
303
301
7
818
483
211
198
196
11,670
5,615
84
17,351
18
15,593
4,912
3,473
1,886
887
16,653
3,250
3,040
1,601
1,436
13
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1890
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Princess Cut Wedding Band 1 Carat Platinum Diamond Ring
Located in Jupiter, FL
channel set design!
metal: PLATINUM
NATURAL DIAMOND(S)
Clarity/Color: VS-SI/H
Carat:1.00ct
Cut:Square
Category
21st Century and Contemporary Wedding Rings
The Leo Diamond 1 Carat Princess Brilliant Cut Diamond Platinum Ring
By The Leo Diamond
Located in Rome, IT
head is 950 Platinum, weighs 4.9 grams, size 6.5, the center is a Leo Princess Brilliant Cut diamond
Category
2010s American Modern Engagement Rings
Materials
Diamond, White Diamond, Platinum
Diamond Scene Important 150 Carat Diamonds Platinum Drop Necklace
By Diamond Scene
Located in New York, NY
set in platinum.
This necklace features a 2.50+ carat drop and large diamonds around 2 carats and
Category
21st Century and Contemporary Drop Necklaces
Materials
Diamond, White Diamond, Platinum
Platinum Floating Diamond Ring '1/5 Carat'
Located in San Francisco, CA
One row of round brilliant diamonds floats between two gleaming metal bands. (1/5 total carat
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Gela Diamond Ring '1/6 Carat'
Located in San Francisco, CA
This stackable fashion ring features 0.15-carat total weight of round brilliant diamonds is an
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Colmar Diamond Ring '1/4 Carat'
Located in San Francisco, CA
This curved crown band features 0.27-carat total weight of round brilliant diamonds. It can be
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Edwardian 1 Carat Diamond Platinum Engagement Ring
Located in New York, NY
Handcrafted from the Edwardian era, this platinum ring centers a sparkling GIA certified old
Category
Early 20th Century Engagement Rings
Materials
Diamond, Platinum
Platinum Turin Diamond Ring '1/10 Carat'
Located in San Francisco, CA
This ring features a perfectly matched round brilliant diamonds Pave set. Experience the difference
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Briana Diamond Ring '1/3 Carat'
Located in San Francisco, CA
A delicate Shared prong diamonds wedding band for a sparkling look. Experience the difference
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Entwine Diamond Ring '1/10 Carat'
Located in San Francisco, CA
: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal Weight: 3.62
Setting Type: Prong
Shank
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Vega Fashion Diamond Ring '1 Carat'
Located in San Francisco, CA
This stunning ring features round brilliant diamonds micro-prong-set in three-row. Experience the
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Fano Diamond Ring '1/10 Carat'
Located in San Francisco, CA
This band features two parallel rows of micro prong set round brilliant diamonds. Experience the
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Orchid Diamond Cluster Ring '1 Carat'
Located in San Francisco, CA
This sparkling band features round brilliant diamonds set in gleaming shared prongs. Experience the
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Mati Diamond Ring '1/6 Carat'
Located in San Francisco, CA
Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal Weight: 1.6
Setting Type: Micro
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Camila Diamond Ring '1/6 Carat'
Located in San Francisco, CA
DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal Weight: 2.79
Setting Type: Micro prong
Shank
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Nati Diamond Ring '1/4 Carat'
Located in San Francisco, CA
Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal Weight: 1.7
Setting Type: Micro
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Merida Diamond Ring '1/4 Carat'
Located in San Francisco, CA
DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal Weight: 1.54
Setting Type: Micro prong
Shank
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Kati Diamond Ring '1/10 Carat'
Located in San Francisco, CA
Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal Weight: 1.98
Setting Type: Micro
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Klarna Diamond Ring '1/10 Carat'
Located in San Francisco, CA
Gemstone Color: WHITE
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Lir Diamond Ring '1/10 Carat'
Located in San Francisco, CA
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal Weight: 1.98
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Belle Diamond Ring '1/5 Carat'
Located in San Francisco, CA
This ring features micro-prong - set round brilliant diamonds that form a chevron-shaped band
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Noga Diamond Band '1/5 Carat'
Located in San Francisco, CA
DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal Weight: 2.05
Setting Type: Micro prong
Shank
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Four Prongs Natural Diamond Pendant '1 1/2 Carat'
Located in San Francisco, CA
: WHITE
Center Gemstone Shape: ROUND
Center Diamond Carat Weight: 1.5
Metal: Platinum
Setting Type: 4
Category
21st Century and Contemporary American Pendant Necklaces
Materials
Diamond, Platinum
1 Carat Diamond Band Ring Platinum
Located in Honolulu, HI
Item Specifications:
Metal: Platinum
Diamond Count: 5 Brilliant cut
Total Diamond Carat Weight
Category
Late 20th Century Unknown Modern More Rings
Materials
Diamond, Platinum
1 carat VS/J diamond ring in platinum
Located in PARIS, FR
Stones: Old cut diamond of 1 carat VS/J
and surrounded by diamonds with a total weight of 0.38
Category
Vintage 1970s Engagement Rings
Materials
Diamond, Platinum
Platinum 1 Carat Emerald Cut Diamond Ring
Located in Cincinnati, OH
, approximately 2.0-2.5mm wide
Approximately 1 carat emerald cut diamond, approximately 7.55mm X 4.72mm X 3.6mm
Category
2010s American Engagement Rings
Materials
Diamond, Platinum
GIA 8.20 Carat Certified Blue Sapphire 2.13 Carat White Diamond Platinum Ring
By Hasbani Diamonds
Located in London, GB
the Center with 0.81 Carat of Color H Clarity SI1 Marquise Shaped Diamonds and 1.32 Carat of Color H
Category
2010s British Modern Engagement Rings
Materials
White Diamond, Diamond, Blue Sapphire, Platinum
Platinum Martini 3 Prongs Natural Diamond Pendant '1 1/2 Carat'
Located in San Francisco, CA
Color: WHITE
Center Gemstone Shape: ROUND
Center Diamond Carat Weight: 1.5
Metal: Platinum
Setting Type
Category
21st Century and Contemporary American Pendant Necklaces
Materials
Diamond, Platinum
Platinum Artemis Micro Prong Diamond Ring '1 Carat'
Located in San Francisco, CA
This ring features two perfectly matched 0.35 carat each ( 0.70 ct. tw) round diamonds that
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
1 carat emerald and diamonds ring in platinum
Located in PARIS, FR
Stones: 1 emerald of 1 ct and diamond surround 1.20ct
Dimensions: 2.4cm x 2.1cm
Material: Platinum
Category
Vintage 1920s Art Deco Fashion Rings
Materials
Diamond, Emerald, Platinum
Platinum Petite Milano Diamond Ring '1/6 Carat'
Located in San Francisco, CA
This petite band features a perfectly matched round brilliant diamonds micro prong set. Experience
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Dahlia Interweave Diamond Ring '1/2 Carat'
Located in San Francisco, CA
This contemporary, fashionable ring features three rows of Interweave Micro Prongs set diamonds
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Aster Floral Diamond Ring '1/20 Carat'
Located in San Francisco, CA
DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal Weight: 2.83
Setting Type: Prong
Shank Height
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Thelma Curve Diamond Ring '1/2 Carat'
Located in San Francisco, CA
DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal Weight: 3.02
Setting Type: Micro prong
Shank
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
1 Carat Marquise Diamond Platinum Engagement Ring
Located in Atlanta, GA
Details:
Cut: Marquise
Carat: 1
Color: G
Clarity: SI2
Accent Diamond Details:
Cut: Baguettes
CaraT: .15
Category
Vintage 1980s Unknown Modern Engagement Rings
Materials
Diamond, Platinum
Platinum Paz Petite Diamond Ring '1/5 Carat'
Located in San Francisco, CA
: WHITE
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal Weight: 1.76
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
5.80 Carat Tanzanite 1 Carat Diamond Embellished Platinum Fashion Ring
By Erin Mac Jewelry
Located in Menlo Park, CA
This sublime tanzanite, 5.80ct , is set over a fine pave white diamond embellished platinum fashion
Category
2010s Modern Engagement Rings
Materials
Tanzanite, Diamond, Platinum
Vintage Diamond Platinum Engagement Ring, 1 Carat
Located in Palm Desert, CA
Vintage 1 Carat Diamond Platinum Engagement Ring. The Center Diamond measures 6.5mm x 6.64mm x
Category
Vintage 1940s Retro Engagement Rings
Materials
Diamond, Platinum
1 Carat Diamond Eternity Band in Platinum
Located in Atlanta, GA
Circa: 1990s
Metal Type: Platinum
Weight: 6.4g
Size: US 5.5, not resizable
Diamond Details:
Carat
Category
1990s Unknown Modern Wedding Rings
Materials
Diamond, Platinum
GIA 1 Carat Diamond Platinum Engagement Ring
Located in New York, NY
This fabulous platinum engagement ring from the Art Deco era, is centered with a sparkling GIA
Category
Early 20th Century Art Deco Engagement Rings
Materials
Diamond, Platinum
Platinum Martini 3 Prongs Natural Diamond Pendant '1 Carat'
Located in San Francisco, CA
: WHITE
Center Gemstone Shape: ROUND
Center Diamond Carat Weight: 1
Metal: Platinum
Setting Type: Three
Category
21st Century and Contemporary American Pendant Necklaces
Materials
Diamond, Platinum
1, 57 carats I/Si1 diamond ring in platinum
Located in PARIS, FR
Stones: 1.57 carats I/Si1 diamond and diamonds of
paving for a total weight of 0.30 carat.
Material
Category
Vintage 1980s Engagement Rings
Materials
Diamond, Platinum
1, 78 carats NR/P1 diamond ring in platinum
Located in PARIS, FR
Stones: Central diamond: 1.78 cts NR/P1 and 16 surrounding diamonds
Material: Platinum
Weight: 6.2g
Category
Early 2000s Engagement Rings
Materials
Diamond, Platinum
Platinum Gold Four Prongs Natural Diamond Pendant '1 Carat'
Located in San Francisco, CA
Center Gemstone Shape: ROUND
Center Diamond Carat Weight: 1
Metal: Platinum
Setting Type: 4 Prong
Category
21st Century and Contemporary American Pendant Necklaces
Materials
Diamond, Gold, Platinum
Antique GIA Cert 1 Carat Diamond Platinum Engagement Ring
Located in New York, NY
This fabulous platinum ring from the 1920s is centered with a sparkling GIA certified round
Category
Early 20th Century Engagement Rings
Materials
Diamond, Platinum
Platinum Emerald Eternity Diamond Ring '9 1/2 Carat'
Located in San Francisco, CA
Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: EMERALD
Metal: Platinum
Setting Type: U Prong
Shank
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Rosalind Milgrain Marquise Diamond Ring '1/10 Carat'
Located in San Francisco, CA
: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal Weight: 2.47
Setting Type: Prong
Shank
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
1 Carat Cushion cut Diamond Ring in Platinum
Located in London, GB
1 Carat Cushion cut Diamond Ring in Platinum.
This alluring ring features a 1 Carat Cushion cut
Category
21st Century and Contemporary Contemporary Engagement Rings
Materials
Diamond, Platinum
Platinum Heart Diamond Tennis Bracelet '12 1/2 Carat'
Located in San Francisco, CA
Gemstone Color: WHITE
Center Gemstone Shape: HEART
Center Diamond Carat Weight: 12
Metal: Platinum
Setting
Category
21st Century and Contemporary American More Bracelets
Materials
Diamond, Platinum
Platinum Shiran Two Rows Diamond Ring '1/3 Carat'
Located in San Francisco, CA
This band features two rows of Micro- Prong-set round brilliant diamonds. Experience the difference
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Violet Petite Floral Diamond Ring '1/10 Carat'
Located in San Francisco, CA
Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal Weight: 2.08
Setting Type: Prong
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Petite Verona Infinity Diamond Ring '1/4 Carat'
Located in San Francisco, CA
Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal Weight: 3.02
Setting Type: Micro
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Holly Twist Pave Diamond Ring '1/4 Carat'
Located in San Francisco, CA
DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal Weight: 3.07
Setting Type: Prong
Shank Height
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Donna Marquise Shape Diamond Ring '1/4 Carat'
Located in San Francisco, CA
DIAMOND
Side Gemstone Shape: ROUND
Metal: Platinum
Metal Weight: 2.81
Setting Type: Micro prong
Shank
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Platinum Emerald Eternity Diamond Ring '4 1/2 Carat'
Located in San Francisco, CA
Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: EMERALD
Metal: Platinum
Setting Type: U Prong
Material
Category
21st Century and Contemporary American Band Rings
Materials
Emerald, Diamond, Platinum
GIA Certified 1 Carat Diamond Platinum Engagement Ring
Located in Beverly Hills, CA
One GIA certified 1 ct. diamond platinum engagement ring centering one prong set, round brilliant
Category
21st Century and Contemporary Contemporary Engagement Rings
Materials
Diamond, Platinum
Platinum GIA 1 Carat Diamond Arabesque Engagement Ring
By Thomas Kurilla Jewelry
Located in New York, NY
Platinum GIA 1.0 Carat Diamond Engagement Ring, This vintage inspired Arabesque setting comes from
Category
2010s American Contemporary Engagement Rings
Materials
Diamond, Platinum
Vintage 2.92 Carat Aquamarine and 1 Carat Diamond Platinum Ring
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive vintage 2.92 carat aquamarine and 1.00 carat diamond, platinum
Category
20th Century Unknown Cocktail Rings
Materials
Aquamarine, Diamond, Platinum
Platinum Martini 3 Prongs Natural Diamond Pendant '1/2 Carat'
Located in San Francisco, CA
Color: WHITE
Center Gemstone Shape: ROUND
Center Diamond Carat Weight: 0.5
Metal: Platinum
Setting Type
Category
21st Century and Contemporary American Pendant Necklaces
Materials
Diamond, Platinum
Platinum Gold Four Prongs Natural Diamond Pendant '1/2 Carat'
Located in San Francisco, CA
: WHITE
Center Gemstone Shape: ROUND
Center Diamond Carat Weight: 0.5
Metal: Platinum
Setting Type: 4
Category
21st Century and Contemporary American Pendant Necklaces
Materials
Diamond, Platinum, Gold
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1 Carat Platinum Diamond For Sale on 1stDibs
On 1stDibs, you can find the most appropriate 1 carat platinum diamond 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. Find an antique version now, or shop for 20788 vintage or 17036 modern creation for a more contemporary example of these cherished accessories. Finding the perfect 1 carat platinum diamond may mean sifting through those created during different time periods — you can find an early version that dates to the 18th Century and a newer variation that were made as recently as the 21st Century. For this particular accessory, there are many different carat weights to choose from, but .5 Carat and 1 Carat versions are of considerable interest. Finding an appealing 1 carat platinum diamond — no matter the origin — is easy, but Tiffany & Co., LB Exclusive and Roman Malakov each produced a popular version that is worth a look. 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 old european cut and emerald cut alternatives. There aren’t many items for men if you’re seeking a 1 carat platinum diamond, as most of the options available are for women and unisex.
How Much is a 1 Carat Platinum Diamond?
Prices for a 1 carat platinum diamond can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $1 and can go as high as $475,940,000, while this accessory, on average, fetches $11,514.
Questions About 1 Carat Platinum Diamond
- What is 1 carat diamond worth?1 Answer1stDibs ExpertFebruary 22, 2021Depending on the quality, age, and designer, a 1-carat diamond can cost between $1,300 and $16,500.
- 1stDibs ExpertApril 5, 2022The term 1-carat diamond earrings means a pair of earrings set with diamond gemstones that have a total weight of 200 milligrams. Depending on the design, each earring may hold one diamond or several smaller gems. You'll find a variety of diamond gemstone earrings on 1stDibs.
- 1stDibs ExpertOctober 5, 2021What a 1-carat black diamond is worth varies according to the cut, type (natural/treated) and the demand and supply. Both natural and treated black diamonds increase in value as demand increases. It ranges from $100 to $3,000 per carat. On 1stDibs, you can find a variety of unique and designer black diamond jewelry & watches from different periods to choose from.
- 1stDibs ExpertSeptember 28, 2021A 1-carat pink diamond’s worth depends on the color intensity and carat. High-quality pinks are the most expensive natural diamond color today. The price can vary from $10,000 to $70,000 per carat for an intense pink. On 1stDibs, you will find a variety of pink diamond jewelry from different periods.
- 1stDibs ExpertOctober 19, 2021The average cost of a pair of diamond stud earrings with a total carat weight of 1-carat is $2,495. Depending on the clarity, cut and color of the diamond, the price and other details may vary. On 1sDibs, shop for antique and vintage diamond earrings.
- 1stDibs ExpertFebruary 22, 2021The average cost of a pair of 1-carat diamond earrings is around $2,500. However, that price can change depending on the quality of the diamonds and the brand.
- 1stDibs ExpertSeptember 28, 2021Like with most diamond products, the price of a 1-carat princess cut diamond can range dramatically. On 1stDibs, find 1-carat princess cut diamond rings, earrings, necklaces and bracelets starting at $999 to $16,500.
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