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Oval|Lab Grown|IGI

0.51ct D VS2 Oval Lab Grown Diamond

VG • D/VS2 • IGI LG837659978

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG837659978

Diamond specifications and retailer prices

From $98 USD
As of October 29, 2026
Save $800 USD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $898 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown oval diamond

This 0.51ct lab-grown oval sits in the half to three-quarter carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG837659978 or 837659978. Listed at 17 retailers as of October 29, 2026, with prices from $98 to $898, a $800 spread on the same certified stone. MOH London lists it at $898. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
D
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.6°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837659978
Dimensions6.51 × 4.25 × 2.78 mm
L/W Ratio1.53
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.51 mm4.25 mm0.51 ctD / VS2
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG837659978
Side View
Table 60.0%Crown 38.6°Girdle: MED-STKPavilion 37.2°Culet: NoneDepth 65.4%

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 29
Current: $898 USD|Low: $98 USD|High: $898 USD|Avg: $331 USD
MOH London
Retailer 2
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Retailer 4
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Retailer 7
Retailer 8
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Retailer 11
Retailer 12
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Retailer 18
October 30, 2026
Retailer 15$98 USD
Retailer 8$109 USD
Retailer 13$114 USD
Retailer 4$129 USD
Retailer 5$129 USD
Retailer 3$165 USD
Retailer 16$170 USD
Retailer 17$223 USD
Retailer 2$233 USD
Retailer 11$293 USD
Retailer 6$339 USD
Retailer 7$353 USD
Retailer 18$391 USD
Retailer 14$436 USD
Retailer 10$450 USD
Retailer 12$640 USD
Retailer 9$868 USD
MOH London$898 USD

16 data points across 18 retailers

17 retailers$98 USD to $898 USD

A
Cheapest Retailer
-
$98 USD
A
Retailer 2
-
$109 USD
View
Final sale: no returns
A
Retailer 3
-
$114 USD
View
A
Retailer 4
-
$129 USD
View
A
Retailer 5
-
$129 USD
View
A
Retailer 6
-
$165 USD
View
A
Retailer 7
-
$170 USD
View
B+
Retailer 8
-
$233 USD
£184 GBP
View
B+
Retailer 9
-
$293 USD
£231 GBP
View
B
Retailer 10
-
$339 USD
View
B
Retailer 11
-
$353 USD
View
B
Retailer 12
-
$391 USD
View
B
Retailer 13
-
$436 USD
View
B
Retailer 14
-
$450 USD
View
B
Retailer 15
-
$640 USD
£504 GBP
View
B
Retailer 16
-
$868 USD
View
Most Expensive
B
MOH London
LG837659978 · Oct 29
$898 USD
£707 GBP
View
16 more retailers have this diamond
Prices start from $98 USDSave up to $800 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 Oval
$98 USD