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Oval|Lab Grown|IGI

4.51ct F VS2 Oval Lab Grown Diamond

EX • F/VS2 • IGI LG706554639

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG706554639

Diamond specifications and retailer prices

From $579 USD
As of November 1, 2026
Save $2,557 USD (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,136 USD at MOH London · As of October 29, 2026
View at MOH London

About this 4.51ct lab-grown oval diamond

This 4.51ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG706554639 or 706554639. Listed at 17 retailers as of October 29, 2026, with prices from $579 to $3,136, a $2,557 spread on the same certified stone. MOH London lists it at $3,136. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.51
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706554639
Dimensions13.62 × 9.08 × 6.76 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.62 mm9.08 mm4.51 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706554639
Side View
Table 60.0%Crown 35.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.4%

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: Nov 1
Current: $3,136 USD|Low: $556 USD|High: $3,299 USD|Avg: $1,604 USD|-0.7%
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
November 1, 2026
Retailer 10$579 USD
Retailer 2$620 USD
Retailer 13$718 USD
Retailer 7$850 USD
Retailer 9$962 USD
Retailer 6$1,123 USD
Retailer 4$1,747 USD
Retailer 8$1,783 USD
Retailer 12$1,890 USD
Retailer 11$2,088 USD
Retailer 5$2,313 USD
Retailer 3$2,327 USD
MOH London$3,136 USD

35 data points across 13 retailers

17 retailers$579 USD to $3,136 USD

A
Cheapest Retailer
-
$579 USD
A
Retailer 2
-
$620 USD
£488 GBP
View
Retailer 3
-
$641 USD
View
Price last confirmed 39 days ago
Retailer 4
-
$718 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
$718 USD
View
Retailer 6
-
$733 USD
View
Price last confirmed 37 days ago
A
Retailer 7
-
$850 USD
View
B+
Retailer 8
-
$962 USD
View
A
Retailer 9
-
$1,123 USD
£884 GBP
View
B+
Retailer 10
-
$1,747 USD
View
B+
Retailer 11
-
$1,783 USD
View
B+
Retailer 12
-
$1,890 USD
View
B+
Retailer 13
-
$2,088 USD
£1,644 GBP
View
B+
Retailer 14
-
$2,313 USD
View
B+
Retailer 15
-
$2,327 USD
View
Retailer 16
-
$2,917 USD
A$4,488 AUD
View
Price last confirmed 121 days ago
Most Expensive
B
MOH London
LG706554639 · Oct 29
$3,136 USD
£2,469 GBP
View
16 more retailers have this diamond
Prices start from $579 USDSave up to $2,557 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
4.51ct Oval
$579 USD