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 $470 USD
£370 GBP
As of October 26, 2026
Save $2,920 USD (86%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,390 USD at Brilliant Earth · As of October 29, 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 9 retailers as of October 26, 2026, with prices from $470 to $3,390, a $2,920 spread on the same certified stone. Brilliant Earth lists it at $3,390. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: $3,390 USD|Low: $470 USD|High: $3,390 USD|Avg: $1,327 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 26, 2026
Retailer 5$470 USD
Retailer 8$508 USD
Retailer 9$614 USD
Retailer 6$705 USD
Retailer 2$882 USD
Retailer 4$918 USD
Retailer 3$1,513 USD
Retailer 10$1,786 USD
Retailer 7$2,070 USD
Brilliant Earth$3,390 USD

3 data points across 10 retailers

9 retailers$470 USD to $3,390 USD

A
Cheapest Retailer
-
$470 USD
£370 GBP
A
Retailer 2
-
$614 USD
HK$4,800 HKD
View
A
Retailer 3
-
$705 USD
View
B+
Retailer 4
-
$882 USD
View
A
Retailer 5
-
$918 USD
£723 GBP
View
B
Retailer 6
-
$1,513 USD
View
B
Retailer 7
-
$1,786 USD
SGD 2,413 SGD
View
B
Retailer 8
-
$2,070 USD
£1,630 GBP
View
Most Expensive
B
Brilliant Earth
22251759A · Oct 29
$3,390 USD
View
8 more retailers have this diamond
Prices start from $470 USDSave up to $2,920 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
4.03ct Oval
$470 USD