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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 $1,318 NZD
$743 USD
As of October 29, 2026
Save $4,721 NZD (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,039 NZD 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 $1,318 to $6,039, a $4,721 spread on the same certified stone. MOH London lists it at $6,039. 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: $6,039 NZD|Low: $1,476 NZD|High: $6,089 NZD|Avg: $3,442 NZD|+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$1,476 NZD
Retailer 13$1,529 NZD
Retailer 6$1,845 NZD
Retailer 7$2,150 NZD
Retailer 9$2,191 NZD
Retailer 2$2,456 NZD
Retailer 5$2,809 NZD
Retailer 8$3,767 NZD
Retailer 3$4,759 NZD
Retailer 11$5,172 NZD
Retailer 10$5,193 NZD
Retailer 4$5,275 NZD
MOH London$6,039 NZD

41 data points across 13 retailers

16 retailers$1,318 NZD to $6,039 NZD

A
Cheapest Retailer
-
$1,318 NZD
$743 USD
A
Retailer 2
-
$1,435 NZD
$809 USD
View
A
Retailer 3
-
$1,476 NZD
$832 USD
View
Final sale: no returns
A
Retailer 4
-
$1,529 NZD
$862 USD
View
A
Retailer 5
-
$1,845 NZD
$1,040 USD
View
Retailer 6
-
$2,150 NZD
£954 GBP
View
Price last confirmed 13 days ago
A
Retailer 7
-
$2,191 NZD
$1,235 USD
View
A
Retailer 8
-
$2,456 NZD
£1,090 GBP
View
B+
Retailer 9
-
$2,809 NZD
$1,583 USD
View
B+
Retailer 10
-
$3,767 NZD
$2,123 USD
View
B
Retailer 11
-
$4,301 NZD
$2,424 USD
View
B
Retailer 12
-
$4,759 NZD
£2,112 GBP
View
B
Retailer 13
-
$5,172 NZD
$2,915 USD
View
B
Retailer 14
-
$5,193 NZD
$2,927 USD
View
B
Retailer 15
-
$5,275 NZD
$2,973 USD
View
Most Expensive
B
MOH London
LG830669345 · Oct 29
$6,039 NZD
£2,680 GBP
View
15 more retailers have this diamond
Prices start from $1,318 NZDSave up to $4,721 NZD

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
$1,318 NZD