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Oval|Lab Grown|IGI

4.03ct E SI1 Oval Lab Grown Diamond

VG • E/SI1 • IGI LG846656928

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG846656928

Diamond specifications and retailer prices

From $670 AUD
£370 GBP
As of October 26, 2026
Save $4,156 AUD (86%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,826 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.03ct lab-grown oval diamond

This 4.03ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG846656928 or 846656928. Listed at 10 retailers as of October 26, 2026, with prices from $670 to $4,826, a $4,156 spread on the same certified stone. Brilliant Earth lists it at $4,826. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.03
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846656928
Dimensions13.11 × 8.98 × 5.43 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.11 mm8.98 mm4.03 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846656928
Side View
Table 63.0%Crown 34.7°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.5%

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 26
Current: $4,826 AUD|Low: $669 AUD|High: $4,826 AUD|Avg: $1,844 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 8$670 AUD
Retailer 11$723 AUD
Retailer 3$875 AUD
Retailer 9$1,004 AUD
Retailer 2$1,202 AUD
Retailer 6$1,256 AUD
Retailer 7$1,306 AUD
Retailer 5$1,930 AUD
Retailer 4$2,508 AUD
Retailer 10$2,947 AUD
Brilliant Earth$4,826 AUD

4 data points across 11 retailers

10 retailers$670 AUD to $4,826 AUD

A
Cheapest Retailer
-
$670 AUD
£370 GBP
A
Retailer 2
-
$875 AUD
HK$4,800 HKD
View
A
Retailer 3
-
$1,004 AUD
$705 USD
View
B+
Retailer 4
-
$1,202 AUD
€804 EUR
View
B+
Retailer 5
-
$1,256 AUD
$882 USD
View
A
Retailer 6
-
$1,306 AUD
£723 GBP
View
B+
Retailer 7
-
$1,930 AUD
$1,356 USD
View
B
Retailer 8
-
$2,508 AUD
SGD 2,381 SGD
View
B
Retailer 9
-
$2,947 AUD
£1,630 GBP
View
Most Expensive
B
Brilliant Earth
22251759A · Oct 31
$4,826 AUD
$3,390 USD
View
9 more retailers have this diamond
Prices start from $670 AUDSave up to $4,156 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
4.03ct Oval
$670 AUD