Oval|Lab Grown|IGI

4.02ct F VS2 Oval Lab Grown Diamond

ID • F/VS2 • IGI LG831623664

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG831623664

Diamond specifications and retailer prices

From $1,032 NZD
£458 GBP
As of November 1, 2026
Save $2,851 NZD (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $11,728 NZD at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 4.02ct lab-grown oval diamond

This 4.02ct 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 LG831623664 or 831623664. Listed at 13 retailers as of October 31, 2026, with a 276% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.02
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831623664
Dimensions12.93 × 8.79 × 5.45 mm
L/W Ratio1.47
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.93 mm8.79 mm4.02 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831623664
Side View
Table 60.0%Crown 34.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

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: Nov 1
Current: $11,728 NZD|Low: $1,032 NZD|High: $450,296 NZD|Avg: $18,414 NZD
Brilliant Earth
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 2$1,032 NZD
Retailer 12$1,081 NZD
Retailer 8$1,437 NZD
Retailer 3$1,606 NZD
Retailer 7$1,798 NZD
Retailer 6$1,864 NZD
Retailer 13$2,640 NZD
Retailer 10$3,087 NZD
Retailer 4$3,854 NZD
Retailer 9$3,875 NZD
Retailer 5$3,883 NZD
Retailer 11$4,693 NZD
Brilliant Earth$11,728 NZD

18 data points across 13 retailers

13 retailers$1,032 NZD to $3,883 NZD

A
Cheapest Retailer
-
$1,032 NZD
£458 GBP
A
Retailer 2
-
$1,081 NZD
$609 USD
View
Final sale: no returns
A
Retailer 3
-
$1,437 NZD
$810 USD
View
B+
Retailer 4
-
$1,606 NZD
$905 USD
View
A
Retailer 5
-
$1,798 NZD
€965 EUR
View
A
Retailer 6
-
$1,864 NZD
£827 GBP
View
B+
Retailer 7
-
$2,640 NZD
$1,488 USD
View
B+
Retailer 8
-
$3,087 NZD
$1,740 USD
View
B+
Retailer 9
-
$3,854 NZD
$2,172 USD
View
B+
Retailer 10
-
$3,875 NZD
$2,184 USD
View
B+
Retailer 11
-
$3,883 NZD
$2,189 USD
View
Retailer 12
-
$4,693 NZD
$2,645 USD
View
Price last confirmed 13 days ago
Most Expensive
Brilliant Earth
22174583A · Oct 22
$11,728 NZD
$6,610 USD
View
Price last confirmed 9 days ago
12 more retailers have this diamond
Prices start from $1,032 NZDSave up to $2,851 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
4.02ct Oval
$1,032 NZD