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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 $553 USD
As of October 29, 2026
Save $2,429 USD (81%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,982 USD 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 $553 to $2,982, a $2,429 spread on the same certified stone. MOH London lists it at $2,982. 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
Color
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

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: $2,982 USD|Low: $552 USD|High: $3,015 USD|Avg: $1,639 USD|-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$553 USD
Retailer 3$620 USD
Retailer 8$641 USD
Retailer 6$1,041 USD
Retailer 4$1,771 USD
Retailer 2$1,775 USD
Retailer 7$1,805 USD
Retailer 9$2,745 USD
MOH London$2,982 USD

22 data points across 9 retailers

8 retailers$553 USD to $2,982 USD

A
Cheapest Retailer
-
$553 USD
A
Retailer 2
-
$620 USD
View
Retailer 3
-
$641 USD
£505 GBP
View
Price last confirmed 14 days ago
B
Retailer 4
-
$1,771 USD
View
B
Retailer 5
-
$1,775 USD
View
B
Retailer 6
-
$1,805 USD
View
Retailer 7
-
$2,745 USD
SGD 3,709 SGD
View
Price last confirmed 18 days ago
Most Expensive
B
MOH London
LG824612981 · Oct 26
$2,982 USD
£2,348 GBP
View
7 more retailers have this diamond
Prices start from $553 USDSave up to $2,429 USD

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
$553 USD