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Oval|Lab Grown|IGI

0.51ct D VVS1 Oval Lab Grown Diamond

ID • D/VVS1 • IGI LG790691171

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG790691171

Diamond specifications and retailer prices

From $129 USD
As of November 5, 2026
Save $804 USD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,228 USD at MOH London · As of November 2, 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG790691171 or 790691171. Listed at 22 retailers as of November 4, 2026, with a 623% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790691171
Dimensions6.52 × 4.53 × 2.77 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
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
6.52 mm4.53 mm0.51 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790691171
Side View
Table 58.0%Crown 33.7°Girdle: MediumPavilion 40.3°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $1,228 USD|Low: $110 USD|High: $1,234 USD|Avg: $391 USD|+3.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 5, 2026
Retailer 7$114 USD
Retailer 2$129 USD
Retailer 11$132 USD
Retailer 9$151 USD
Retailer 12$151 USD
Retailer 10$195 USD
Retailer 20$208 USD
Retailer 3$237 USD
Retailer 16$267 USD
Retailer 17$268 USD
Retailer 4$277 USD
Retailer 14$290 USD
Retailer 15$374 USD
Retailer 5$450 USD
Retailer 8$455 USD
Retailer 18$527 USD
Retailer 6$529 USD
Retailer 13$762 USD
Retailer 19$933 USD
MOH London$1,228 USD

40 data points across 20 retailers

22 retailers$129 USD to $933 USD

Retailer 1
-
$114 USD
Price last confirmed 13 days ago
A
Retailer 2
-
$129 USD
View
Final sale: no returns
Retailer 3
-
$132 USD
View
Price last confirmed 26 days ago
Retailer 4
-
$151 USD
View
Price last confirmed 15 days ago
Retailer 5
-
$151 USD
View
Price last confirmed 24 days ago
A
Retailer 6
-
$195 USD
View
A
Retailer 7
-
$208 USD
View
A
Retailer 8
-
$237 USD
View
A
Retailer 9
-
$267 USD
View
A
Retailer 10
-
$268 USD
View
B+
Retailer 11
-
$277 USD
View
B+
Retailer 12
-
$290 USD
View
B+
Retailer 13
-
$370 USD
View
B+
Retailer 14
-
$374 USD
View
B
Retailer 15
-
$450 USD
View
Retailer 16
-
$455 USD
View
Price last confirmed 15 days ago
B
Retailer 17
-
$527 USD
View
B
Retailer 18
-
$529 USD
View
Retailer 19
-
$530 USD
View
Price last confirmed 14 days ago
B
Retailer 20
-
$762 USD
View
B
Retailer 21
-
$933 USD
View
Most Expensive
MOH London
LG790691171 · Nov 2
$1,228 USD
£967 GBP
View
Price under review
21 more retailers have this diamond
Prices start from $129 USDSave up to $804 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
$129 USD