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Round|Natural|IGI

0.51ct F IF Round Natural Diamond

EX • F/IF • IGI 837676319

Shape and cutting style on the report: Round brilliant

Certificate IGI 837676319

Diamond specifications and retailer prices

From $684 USD
₹65,121 INR
As of October 27, 2026
Save $522 USD (43%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,868 USD at NZ Jewellers · As of October 26, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 837676319. Listed at 21 retailers as of October 27, 2026, with a 76% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Flawless clarity in sub-one-carat stones is rarely visible to the naked eye over VS1, so you are paying a meaningful premium for grade rather than appearance.

The 4Cs

0.51
Carat
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 837676319
Dimensions5.11 × 5.16 × 3.19 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
5.11 mm5.16 mm0.51 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 837676319
Side View
Table 57.0%Crown 35.6°Girdle: MediumPavilion 41°Culet: NoneDepth 62.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $2,868 USD|Low: $684 USD|High: $2,915 USD|Avg: $1,128 USD|-1.6%
NZ Jewellers
Retailer 2
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Retailer 7
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Retailer 11
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Retailer 19
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Retailer 21
October 28, 2026
Retailer 21$684 USD
Retailer 3$844 USD
Retailer 19$890 USD
Retailer 18$900 USD
Retailer 7$917 USD
Retailer 12$917 USD
Retailer 14$927 USD
Retailer 13$943 USD
Retailer 8$952 USD
Retailer 16$1,025 USD
Retailer 2$1,048 USD
Retailer 9$1,050 USD
Retailer 4$1,055 USD
Retailer 15$1,068 USD
Retailer 11$1,086 USD
Retailer 17$1,086 USD
Retailer 5$1,185 USD
Retailer 20$1,206 USD
Retailer 6$1,412 USD
Retailer 10$1,681 USD
NZ Jewellers$2,868 USD

12 data points across 21 retailers

21 retailers$684 USD to $1,206 USD

A
Cheapest Retailer
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$684 USD
₹65,121 INR
A
Retailer 2
-
$890 USD
View
Retailer 3
-
$900 USD
View
Price last confirmed 6 days ago
Retailer 4
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$917 USD
View
Price last confirmed 9 days ago
Retailer 5
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$917 USD
View
Price last confirmed 8 days ago
Retailer 6
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$927 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
$943 USD
View
Retailer 8
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$952 USD
View
Price last confirmed 9 days ago
A
Retailer 9
-
$1,025 USD
View
A
Retailer 10
-
$1,048 USD
View
Retailer 11
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$1,050 USD
View
Price last confirmed 8 days ago
Retailer 12
-
$1,055 USD
View
Price last confirmed 7 days ago
A
Retailer 13
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$1,068 USD
£841 GBP
View
A
Retailer 14
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$1,086 USD
£855 GBP
View
A
Retailer 15
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$1,086 USD
£855 GBP
View
A
Retailer 16
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$1,185 USD
€1,129 EUR
View
A
Retailer 17
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$1,206 USD
£950 GBP
View
Retailer 18
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$1,209 USD
£952 GBP
View
Price last confirmed 9 days ago
Retailer 19
-
$1,412 USD
ZAR 22,813 ZAR
View
Price last confirmed 8 days ago
Retailer 20
-
$1,681 USD
£1,324 GBP
View
Price last confirmed 7 days ago
Most Expensive
NZ Jewellers
e5dba63a-d61b-48f0-910b-743d1b797b79 · Oct 26
$2,868 USD
View
Price last confirmed 7 days ago
20 more retailers have this diamond
Prices start from $684 USDSave up to $522 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.51ct Round
$684 USD