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Oval|Lab Grown|IGI

4.51ct G VS2 Oval Lab Grown Diamond

ID • G/VS2 • IGI LG828682984

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG828682984

Diamond specifications and retailer prices

From $816 AUD
$573 USD
As of November 1, 2026
Save $3,572 AUD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,388 AUD at MOH London · As of November 1, 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 G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828682984 or 828682984. Listed at 18 retailers as of November 1, 2026, with prices from $816 to $4,388, a $3,572 spread on the same certified stone. MOH London lists it at $4,388. 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
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828682984
Dimensions12.80 × 9.04 × 5.76 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.80 mm9.04 mm4.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828682984
Side View
Table 60.0%Crown 35.3°Girdle: THK-VTKPavilion 40.7°Culet: NoneDepth 63.7%

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: Nov 1
Current: $4,388 AUD|Low: $792 AUD|High: $4,495 AUD|Avg: $1,986 AUD|-2.3%
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
Retailer 16
Retailer 17
November 1, 2026
Retailer 9$816 AUD
Retailer 4$913 AUD
Retailer 8$913 AUD
Retailer 2$956 AUD
Retailer 13$1,011 AUD
Retailer 17$1,196 AUD
Retailer 14$1,355 AUD
Retailer 11$1,537 AUD
Retailer 10$1,579 AUD
Retailer 3$2,091 AUD
Retailer 12$2,508 AUD
Retailer 15$2,659 AUD
Retailer 5$2,951 AUD
Retailer 7$3,059 AUD
Retailer 16$3,234 AUD
Retailer 6$3,275 AUD
MOH London$4,388 AUD

39 data points across 17 retailers

18 retailers$816 AUD to $4,388 AUD

A
Cheapest Retailer
-
$816 AUD
$573 USD
A
Retailer 2
-
$913 AUD
$641 USD
View
A
Retailer 3
-
$913 AUD
$641 USD
View
Final sale: no returns
A
Retailer 4
-
$956 AUD
£529 GBP
View
A
Retailer 5
-
$1,011 AUD
$710 USD
View
Retailer 6
-
$1,022 AUD
$718 USD
View
Price last confirmed 16 days ago
A
Retailer 7
-
$1,196 AUD
$840 USD
View
B+
Retailer 8
-
$1,355 AUD
$952 USD
View
A
Retailer 9
-
$1,537 AUD
€1,028 EUR
View
A
Retailer 10
-
$1,579 AUD
£873 GBP
View
B+
Retailer 11
-
$2,091 AUD
$1,469 USD
View
B+
Retailer 12
-
$2,508 AUD
$1,762 USD
View
B+
Retailer 13
-
$2,659 AUD
$1,868 USD
View
B+
Retailer 14
-
$2,951 AUD
£1,632 GBP
View
B+
Retailer 15
-
$3,059 AUD
$2,149 USD
View
B+
Retailer 16
-
$3,234 AUD
$2,272 USD
View
B+
Retailer 17
-
$3,275 AUD
$2,300 USD
View
Most Expensive
B
MOH London
LG828682984 · Nov 1
$4,388 AUD
£2,427 GBP
View
17 more retailers have this diamond
Prices start from $816 AUDSave up to $3,572 AUD

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
$816 AUD