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Oval|Lab Grown|IGI

0.51ct F VS1 Oval Lab Grown Diamond

EX • F/VS1 • IGI LG844663571

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG844663571

Diamond specifications and retailer prices

From $87 USD
As of October 26, 2026
Save $329 USD (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $796 USD at MOH London · As of October 26, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844663571 or 844663571. Listed at 14 retailers as of October 26, 2026, with a 378% 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
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle29.6°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844663571
Dimensions6.51 × 4.45 × 2.82 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizeNone
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 mm4.45 mm0.51 ctF / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG844663571
Side View
Table 53.0%Crown 29.6°Girdle: MED-THKPavilion 42.3°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
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 26
Current: $796 USD|Low: $87 USD|High: $800 USD|Avg: $285 USD|-0.5%
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
October 29, 2026
Retailer 14$87 USD
Retailer 4$101 USD
Retailer 9$115 USD
Retailer 12$115 USD
Retailer 13$195 USD
Retailer 8$196 USD
Retailer 2$198 USD
Retailer 3$231 USD
Retailer 7$261 USD
Retailer 11$348 USD
Retailer 10$388 USD
Retailer 6$408 USD
Retailer 5$416 USD
MOH London$796 USD

11 data points across 14 retailers

14 retailers$87 USD to $416 USD

A
Cheapest Retailer
-
$87 USD
A
Retailer 2
-
$101 USD
View
Retailer 3
-
$115 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$115 USD
View
A
Retailer 5
-
$195 USD
View
A
Retailer 6
-
$196 USD
ZAR 3,160 ZAR
View
A
Retailer 7
-
$198 USD
£156 GBP
View
B+
Retailer 8
-
$231 USD
View
B+
Retailer 9
-
$261 USD
£206 GBP
View
B
Retailer 10
-
$348 USD
View
Retailer 11
-
$388 USD
View
Price last confirmed 7 days ago
B
Retailer 12
-
$408 USD
View
B
Retailer 13
-
$416 USD
View
Most Expensive
MOH London
LG844663571 · Oct 26
$796 USD
£627 GBP
View
Price last confirmed 7 days ago
13 more retailers have this diamond
Prices start from $87 USDSave up to $329 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
$87 USD