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Oval|Lab Grown|IGI

4.00ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG824612981

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG824612981

Diamond specifications and retailer prices

From $981 NZD
$553 USD
As of October 29, 2026
Save $4,310 NZD (81%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,291 NZD at MOH London · As of October 26, 2026
View at MOH London

About this 4ct lab-grown oval diamond

This 4ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG824612981 or 824612981. Listed at 8 retailers as of October 26, 2026, with prices from $981 to $5,291, a $4,310 spread on the same certified stone. MOH London lists it at $5,291. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.00
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG824612981
Dimensions13.07 × 9.03 × 5.36 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.07 mm9.03 mm4.00 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG824612981
Side View
Table 64.0%Crown 33.5°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.4%

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: Oct 29
Current: $5,291 NZD|Low: $979 NZD|High: $5,349 NZD|Avg: $2,909 NZD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 26, 2026
Retailer 5$981 NZD
Retailer 3$1,100 NZD
Retailer 8$1,137 NZD
Retailer 6$1,846 NZD
Retailer 4$3,142 NZD
Retailer 2$3,149 NZD
Retailer 7$3,203 NZD
Retailer 9$4,870 NZD
MOH London$5,291 NZD

22 data points across 9 retailers

8 retailers$981 NZD to $5,291 NZD

A
Cheapest Retailer
-
$981 NZD
$553 USD
A
Retailer 2
-
$1,100 NZD
$620 USD
View
Retailer 3
-
$1,137 NZD
£505 GBP
View
Price last confirmed 14 days ago
B
Retailer 4
-
$3,142 NZD
$1,771 USD
View
B
Retailer 5
-
$3,149 NZD
$1,775 USD
View
B
Retailer 6
-
$3,203 NZD
$1,805 USD
View
Retailer 7
-
$4,870 NZD
SGD 3,709 SGD
View
Price last confirmed 18 days ago
Most Expensive
B
MOH London
LG824612981 · Oct 26
$5,291 NZD
£2,348 GBP
View
7 more retailers have this diamond
Prices start from $981 NZDSave up to $4,310 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
4.00ct Oval
$981 NZD