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Oval|Lab Grown|IGI

3.51ct D VS2 Oval Lab Grown Diamond

ID • D/VS2 • IGI LG830669345

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG830669345

Diamond specifications and retailer prices

From $1,058 AUD
$743 USD
As of October 29, 2026
Save $3,788 AUD (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,845 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 3.51ct lab-grown oval diamond

This 3.51ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830669345 or 830669345. Listed at 16 retailers as of October 29, 2026, with prices from $1,058 to $4,845, a $3,788 spread on the same certified stone. MOH London lists it at $4,845. 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

3.51
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830669345
Dimensions13.82 × 7.53 × 4.97 mm
L/W Ratio1.84
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.82 mm7.53 mm3.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830669345
Side View
Table 64.0%Crown 42°Girdle: THK-VTKPavilion 40.2°Culet: NoneDepth 66.0%

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 29
Current: $4,845 AUD|Low: $1,184 AUD|High: $4,885 AUD|Avg: $2,762 AUD|+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
October 30, 2026
Retailer 12$1,184 AUD
Retailer 13$1,227 AUD
Retailer 6$1,481 AUD
Retailer 7$1,725 AUD
Retailer 9$1,758 AUD
Retailer 2$1,970 AUD
Retailer 5$2,254 AUD
Retailer 8$3,022 AUD
Retailer 3$3,818 AUD
Retailer 11$4,150 AUD
Retailer 10$4,167 AUD
Retailer 4$4,232 AUD
MOH London$4,845 AUD

41 data points across 13 retailers

16 retailers$1,058 AUD to $4,845 AUD

A
Cheapest Retailer
-
$1,058 AUD
$743 USD
A
Retailer 2
-
$1,152 AUD
$809 USD
View
A
Retailer 3
-
$1,184 AUD
$832 USD
View
Final sale: no returns
A
Retailer 4
-
$1,227 AUD
$862 USD
View
A
Retailer 5
-
$1,481 AUD
$1,040 USD
View
Retailer 6
-
$1,725 AUD
£954 GBP
View
Price last confirmed 13 days ago
A
Retailer 7
-
$1,758 AUD
$1,235 USD
View
A
Retailer 8
-
$1,970 AUD
£1,090 GBP
View
B+
Retailer 9
-
$2,254 AUD
$1,583 USD
View
B+
Retailer 10
-
$3,022 AUD
$2,123 USD
View
B
Retailer 11
-
$3,451 AUD
$2,424 USD
View
B
Retailer 12
-
$3,818 AUD
£2,112 GBP
View
B
Retailer 13
-
$4,150 AUD
$2,915 USD
View
B
Retailer 14
-
$4,167 AUD
$2,927 USD
View
B
Retailer 15
-
$4,232 AUD
$2,973 USD
View
Most Expensive
B
MOH London
LG830669345 · Oct 29
$4,845 AUD
£2,680 GBP
View
15 more retailers have this diamond
Prices start from $1,058 AUDSave up to $3,788 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
3.51ct Oval
$1,058 AUD