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1 Carat Loose Round Brilliant Diamond

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1 pc Sparkling Round Brilliant Diamond with 0.90 Carat
Located in רמת גן, IL
Diamond Stone carat weight: 0.90ct Shape: Round Brilliant Color grade: D Clarity grade: IF SKU: 003
Category

2010s Israeli Loose Gemstones

Materials

Diamond

GIA Certified 1 Carat Purplish Pink Diamond Earth Mined Brilliant Round 6.5mm
Located in Columbus, OH
: Brilliant Clarity: VS2 Carat Weight: 1.00 carat Shape: Round Size: 6.5mm (depth is 3.81mm) Hardness: 10
Category

2010s American Modernist Loose Gemstones

Materials

Diamond, Pink Diamond

GIA Certified 1 Carat Purplish Pink Diamond Earth Mined Brilliant Round 6.5mm
Located in Columbus, OH
) Treatment: HPHT Color: Fancy Vivid Purplish Pink Cut: Brilliant Clarity: VVS2 Carat Weight: 1.01 carat Shape
Category

2010s American Modernist Loose Gemstones

Materials

Pink Diamond

Dazzling 1pc Natural Diamond w/ 1 Carat Round Brilliant D IF GIA Certificate
Located in רמת גן, IL
One dazzling round brilliant cut natural diamond in a 1 carat D IF EX cut, polish, and very good
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 pc Natural Diamonds - 1.15 ct - Round Brilliant I VVS2 GIA Certificate
Located in רמת גן, IL
Natural cut Round Brilliant diamond in a 1.15 carat I VVS2 with beutiful cut and extremely shine
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 pc Natural Diamond - 0.59 ct - Round, Brilliant - I - VVS1- GIA Certificate
Located in רמת גן, IL
0.59 carat I VVS1 Ideal cut Round Natural Diamond with GIA Certificate and laser inscription number
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 0.51 Ct, Round, Brilliant, E, VS2, GIA Certificate
Located in רמת גן, IL
Natural diamond in a 0.51 carat E VS2 Ideal cut Round with GIA Certificate and laser inscription
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Natural Round Brilliant Diamond in a 1.00 Carat G VS2, EGL Certificate
Located in רמת גן, IL
Natural Round Brilliant diamond in a 1.00 carat G VS2 with excellent cut and extremely shine
Category

2010s Israeli Loose Gemstones

Materials

Diamond

GIA Certified 1.07 Carat Deep Pink Diamond Earth Mined Brilliant Round 6.5x4mm
Located in Columbus, OH
) Treatment: HPHT Color: Fancy Deep Pink Cut: Brilliant Clarity: SI1 Carat Weight: 1.07ct Shape: Round Size
Category

2010s American Modernist Loose Gemstones

Materials

Diamond, Pink Diamond

Brilliant 1.03ct Ideal Cut Round Diamond - IGI Certified
Located in רמת גן, IL
Brilliant 1.03ct Ideal Cut Round Diamond - IGI Certified A stunning 1.03-carat round brilliant
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Brilliant 1.12ct Ideal Cut Round Natural Diamond - GIA Certified
Located in רמת גן, IL
diamond perfection with this stunning 1.12-carat round brilliant diamond. With its GIA certification, this
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Dazzling 1 Pc Natural Diamond with 0.50 Carat Round, D IF IGI Certificate
Located in רמת גן, IL
One shiny and sparkling round brilliant cut natural diamond in a 0.5 carat D IF with excellent cut
Category

2010s Israeli Loose Gemstones

Materials

Diamond

GIA Certified Natural Black Diamond 1 Carat Ring in 18K Black Gold Round Cut
Located in Darmstadt, DE
GIA Certified Natural Black Diamond 1 Carat Ring in 18K Black Gold Round Cut Black is Beautiful
Category

2010s German Modern Loose Gemstones

Materials

Black Diamond, Gold, 18k Gold

Brilliant 1 pc Ideal Cut Natural Diamond w/1.00 ct - IGI Certified
Located in רמת גן, IL
Brilliant 1 pc Ideal Cut Natural Diamond w/1.00 ct - IGI Certified Introducing this exceptional
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamonds, 0.91 Ct, Brilliant, G, IF 'Flawless', GIA Certificate
Located in רמת גן, IL
Natural diamond in a 0.97 carat G VS2 Ideal cut Brilliant with GIA Certificate and laser
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 0.29 Ct, Round, H, VVS2, GIA Certificate
Located in רמת גן, IL
Natural Round Brilliant diamond in a 0.29 carat H VVS2 with Beautiful cut and shine. This diamond
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 1.00 Ct, Round, G, VS1, GIA Certificate
Located in רמת גן, IL
Natural Round Brilliant diamond in a 1.00 carat G VS1 with Beautiful cut and shine. This diamond
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 pc Natural Diamond - 0.29 ct - Round - F - SI2- GIA Certificate
Located in רמת גן, IL
Natural round brilliant diamond in a 0.29 carat F SI2 graded by GIA Laboratory with Excellent cut
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pcs Natural Diamond, 1.31 Ct, Round, F, VVS2, GIA Certificate
Located in רמת גן, IL
Natural round brilliant diamond in a 1.31 carat F VVS2 graded by GIA Laboratory with beautiful cut
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 pc Natural Diamond - 0.41 ct - Round - I - SI2- GIA Certificate
Located in רמת גן, IL
Natural round brilliant diamond in a 0.41 carat I SI2 graded by GIA Laboratory with Excellent cut
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 1.06 Ct, Round, E, Vvs1, Gia Certificate
Located in רמת גן, IL
Natural round brilliant diamond in a 1.06 carat E VVS1 graded by GIA Laboratory with Excellent cut
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 1.00 Ct, Round, F, VS1, GIA Certificate
Located in רמת גן, IL
Ideal and natural round brilliant diamond in a 1.00 carat F VS1 graded by GIA Laboratory with
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamonds, 0.33 Ct, Round, F, SI, IGI Certificate
Located in רמת גן, IL
Natural round brilliant diamond in a 0.33 carat F SI1 graded by IGI Laboratory with beautiful cut
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 pc Natural Diamond - 0.70 ct - Round - I - SI2- IGI Certificate
Located in רמת גן, IL
0.70 carat k si3 Ideal cut round brilliant with hrd certificate and laser inscription number. IGI
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 pc Natural Diamond - 0.40 ct - Round - E - SI1- IGI Certificate
Located in רמת גן, IL
0.40 carat E SI1 Ideal cut round brilliant with IGI certificate and laser inscription number
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Dazzling 1 Pc Natural Diamond with 0.50ct Round F VS1 GIA Certificate
Located in רמת גן, IL
1 Sparkling natural round brilliant cut diamond in a 0.5 carat F VS1 excellent cut. This diamond
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Sparkling 1 pc Natural Diamond 1.0 ct Round G VVS2 GIA Certificate
Located in רמת גן, IL
Sparkling natural cut round brilliant diamond in a 1 carat G VVS2 very good cut. This diamond comes
Category

2010s Israeli Loose Gemstones

Materials

Diamond

GIA Certified 2 Carat VVS2 Deep Purplish Pink Diamond Earth Mined Brilliant 8mm
Located in Columbus, OH
) Treatment: HPHT Color: Fancy Deep Purplish Pink Cut: Brilliant Clarity: VVS2 Carat Weight: 2.01 carat Shape
Category

2010s American Modernist Loose Gemstones

Materials

Diamond, Pink Diamond

Dazzling 1 pc Natural Diamond 1.03 ct Round I VVS1 GIA Certificate
Located in רמת גן, IL
Sparkling natural cut round brilliant diamond in a 1.03 carat I VVS1 WITH excellent IDEAL cut. This
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Stunning 1 Pc Natural Diamond with 2.34 Ct Round F VS1 GIA Certificate
Located in רמת גן, IL
1 Sparkling natural Round Brilliant cut diamond in a 2.34 carat F VS1 Excellent cut. This diamond
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Dazzling 1 pc Natural Diamond with 0.54 ct Round D VVS1 GIA Certificate
Located in רמת גן, IL
1 sparkling natural round brilliant cut diamond in a 0.54 carat D VVS1 excellent cut. This diamond
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Sparkling 1 pc Natural Diamond with 0.51 ct Round F SI1 GIA Certificate
Located in רמת גן, IL
Sparkling natural cut round brilliant diamond in a 0.51 carat F SI1 very good cut. This diamond
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Dazzling 1 pc Natural Diamond with 1.05 ct Round D IF GIA Certificate
Located in רמת גן, IL
Sparkling natural cut round brilliant diamond in a 1.05 carat D IF excellent ideal cut. This
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Sparkling 1 Pc Natural Diamonds with 0.85 Ct Round H VVS2 GIA Certificate
Located in רמת גן, IL
Stunning Ideal Cut Round Brilliant Diamond in a 0.85 carat H VVS2 Extremely shine and sparkle. This
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Sparkling 1 pc Natural Diamond 1.11 ct Round J VS Certified
Located in Delhi, DL
Sparkling natural cut round brilliant diamond in a 1.11 carat J VS very good cut. This diamond
Category

2010s Indian Loose Gemstones

Materials

Diamond

2.02 Carat Round Cut Diamond VVS1 Clarity GIA Certified
Located in Kowloon, HK
*100% NATURAL FANCY COLOUR DIAMOND* ✪ Diamond Details ✪ ➛ Shape: Round ➛ Colour Grade: E ➛ Carat
Category

2010s Asian Loose Gemstones

Materials

White Diamond, Diamond

2.02 Carat Round Cut Diamond VVS1 Clarity GIA Certified
2.02 Carat Round Cut Diamond VVS1 Clarity GIA Certified
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H 0.2 in W 0.33 in L 0.33 in
Brilliant 3.09ct Ideal Cut Natural Diamond - GIA Certified
Located in רמת גן, IL
: 1 pc of Diamond Stone carat weight: 3.09 ct Shape: Round Color grade: F Clarity grade: VVS1
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Sparking 1 Pc Natural Diamond 2.34 Ct Round E VVS2 IGI Certificate
Located in רמת גן, IL
1 sparkling natural round brilliant cut diamond in a 2.34 carat E VVS2 with excellent cut. This
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Dazzling 1 pc Natural Diamond with 0.90 Ct Round G VVS1 IGI Certificate
Located in רמת גן, IL
1 sparkling natural round brilliant cut diamond in a 0.9 carat G VVS1 with a very good cut. This
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Sparking 1 pc Natural Diamond with 0.90 ct Round I VVS1 GIA Certificate
Located in רמת גן, IL
1 Sparkling natural round brilliant cut diamond in a 0.9 carat I VVS1 with very good cut. This
Category

2010s Asian Loose Gemstones

Materials

Diamond

0.90 Carat Faint Pink Round cut diamond SI1 Clarity GIA Certified
Located in Kowloon, HK
and refraction of light. Our round brilliant cut is chosen for its ability to showcase a diamond
Category

2010s Asian Loose Gemstones

Materials

Diamond, Pink Diamond

0.18 Carat Fancy Light Pinkish Purple Round Cut Diamond GIA Certified
Located in Kowloon, HK
*100% NATURAL FANCY COLOUR DIAMOND* ✪ Diamond Details ✪ ➛ Shape: Round ➛ Colour Grade: Fancy
Category

2010s Asian Loose Gemstones

Materials

Pink Diamond, Diamond

Sparking 1 Pc Flawless Natural Diamond with 1.04 Ct Round D IF IGI Certificate
Located in רמת גן, IL
1 sparkling natural round brilliant diamond in a 1.04 carat D IF with excellent cut. This diamond
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Sparking 1 Pc Flawless Natural Diamond with 0.52 Ct Round D IF IGI Certificate
Located in רמת גן, IL
1 sparkling flawless natural round brilliant diamond in a 0.52 carat D IF with excellent cut. It
Category

2010s Israeli Loose Gemstones

Materials

Diamond

GIA Certified Natural Black Diamond Studs in 18K Black Gold 2 Carat Round Cut
Located in Darmstadt, DE
GIA Certified Natural Black Diamond Studs in 18K Black Gold 2 Carat Round Cut Black is Beautiful
Category

2010s German Modern Loose Gemstones

Materials

Black Diamond, Gold, 18k Gold

1.00 Carat Very Light Pink Round Cut Diamond SI1 Clarity GIA Certified
Located in Kowloon, HK
Pink ➛ Carat: 1.00 ➛ Clarity: SI1 ➛ GIA Certified ^FEATURES OF THE DIAMOND^ This 1-carat round cut
Category

2010s Asian Loose Gemstones

Materials

Pink Diamond, Diamond

Precious 1.12ct Ideal Cut Round Diamond - GIA Certified
Located in רמת גן, IL
1.12-carat round diamond. This diamond is a brilliant choice for those seeking superior craftsmanship
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Rare Deep Golden Yellow Natural Sphene 2.65 Ct Round Brilliant Cut for Ring etc
Located in Peshawar, PK
GEMSTONE TYPE: Sphene Titanite PIECE(S): 1 WEIGHT: 2.65 Carats SHAPE: Round SIZE (MM): 8.6 x 8.3
Category

21st Century and Contemporary Malagasy Contemporary Loose Gemstones

Materials

Other

Magnificent 1 pc Ideal Cut Natural Diamond w/2.16ct - IGI Certified
Located in רמת גן, IL
with this magnificent 2.16-carat natural diamond. Boasts a classic round brilliant cut, capturing the
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Magnificent 1 pc Ideal Cut Natural Diamond w/2.16 ct - IGI
Located in רמת גן, IL
elegance with this magnificent 2.16-carat natural diamond. Boasts a classic round brilliant cut, capturing
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Brilliant 1pc Ideal Cut Natural Diamond w/2.04 ct - GIA Certified
Located in רמת גן, IL
carat modified brilliant cut diamond. The unique cut-cornered rectangular shape offers a modern twist
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1.75ct Round Diamond Cut Blue Zircon from Cambodia
Located in Toronto, Ontario
4.52 mm Shape: Round Cutting Style: Cutting Style Crown: Brilliant Cut Cutting Style Pavilion: Modified
Category

2010s Cambodian Loose Gemstones

Materials

Blue Zircon

1.75ct Round Diamond Cut Blue Zircon from Cambodia
1.75ct Round Diamond Cut Blue Zircon from Cambodia
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W 0.27 in D 0.18 in L 0.27 in
Sparkling 1 Pc Diamond with 0.93 Ct Natural Diamond GIA Certificate
Located in רמת גן, IL
1 Sparkling natural round brilliant cut diamond in a 0.93 carat H IF excellent cut. This diamond
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Ideal Cut with Hearts and Arrows Cutting Natural Diamond w/0.56 ct - IGI Cert
Located in רמת גן, IL
exceptional diamond epitomizes pure elegance and timeless beauty, featuring a single round brilliant cut stone
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Sparkling 1 pc Natural Diamond with 1.63 ct J VS1 - GIA Certificate
Located in רמת גן, IL
1 pcs Diamond - 1.63 ct - Round - J - VS1 GIA 1 Sparkling natural cut round brilliant diamond in a
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Stunning 1 pc Natural Diamond with 0.55 ct D IF - IGI Certificate
Located in רמת גן, IL
1 Sparkling natural cut Round Brilliant diamond in a 0.55 carat D IF EX cut. This diamond comes
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Dazzling 1 pc Natural Diamond with 1.01 ct H VVS2 - GIA Certificate
Located in רמת גן, IL
1 Natural Round Brilliant diamond in a 1.01 carat H VVS2 very good cut. This diamond comes with a
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Sparkling 1 pc Natural Diamond with 2.0 ct D IF, IGI Certificate
Located in רמת גן, IL
1 pcs Diamond - 2.00 ct - Round - D (colourless) - IF (flawless) IGI Natural and ideal cut round
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Sparkling 1 pc Natural Diamond with 0.65 ct H VS2, IGI Certificate
Located in רמת גן, IL
1 pcs Diamond - 0.65 ct - Round - H - VS2 IGI Natural round brilliant diamond with a 0.65 carat H
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Dazzling 1pc Natural Diamond with 0.55 ct Round D IF IGI Certificate
Located in רמת גן, IL
1 sparkling natural round brilliant diamond in a 0.55 carat D IF with excellent cut. This diamond
Category

2010s Israeli Loose Gemstones

Materials

Diamond

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1 Carat Loose Round Brilliant Diamond For Sale on 1stDibs

Find the exact 1 carat loose round brilliant diamond you’re shopping for in the variety available on 1stDibs. Each design created in this style — which was crafted with great care and often made from gold, yellow gold and 18k gold — can elevate any look. In our selection of items, you can find a vintage example as well as a contemporary version. Making the right choice when shopping for a 1 carat loose round brilliant diamond may mean carefully reviewing examples of this item dating from different eras — you can find an early iteration of this piece from the 20th Century and a newer version made as recently as the 21st Century, both of which have proven very popular over the years. A 1 carat loose round brilliant diamond from Antinori Fine Jewels, Alexander Beverly Hills and TJD — each of whom created a beautiful version of this treasured accessory — is worth considering. 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. There aren’t many items for men if you’re seeking a 1 carat loose round brilliant diamond, as most of the options available are for women and unisex.

How Much is a 1 Carat Loose Round Brilliant Diamond?

Prices for a 1 carat loose round brilliant diamond can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $37 and can go as high as $440,000, while this accessory, on average, fetches $9,998.