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Oval|Lab Grown|IGI

4.09ct E SI1 Oval Lab Grown Diamond

VG • E/SI1 • IGI LG743506746

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG743506746

Diamond specifications and retailer prices

From $628 SGD
$491 USD
As of October 29, 2026
Save $3,936 SGD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,564 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.09ct lab-grown oval diamond

This 4.09ct 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 LG743506746 or 743506746. Listed at 17 retailers as of October 29, 2026, with prices from $628 to $4,564, a $3,936 spread on the same certified stone. Brilliant Earth lists it at $4,564. 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

4.09
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743506746
Dimensions12.49 × 8.80 × 5.58 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.49 mm8.80 mm4.09 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743506746
Side View
Table 63.0%Crown 41.1°Girdle: MED-THKPavilion 39.5°Culet: NoneDepth 63.4%

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: $4,564 SGD|Low: $602 SGD|High: $4,564 SGD|Avg: $1,446 SGD
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
Retailer 14
October 31, 2026
Retailer 12$628 SGD
Retailer 8$652 SGD
Retailer 6$702 SGD
Retailer 3$779 SGD
Retailer 13$779 SGD
Retailer 7$959 SGD
Retailer 2$1,162 SGD
Retailer 14$1,212 SGD
Retailer 9$1,294 SGD
Retailer 5$1,304 SGD
Retailer 11$1,819 SGD
Retailer 4$2,047 SGD
Retailer 10$3,254 SGD
Brilliant Earth$4,564 SGD

43 data points across 14 retailers

17 retailers$628 SGD to $4,564 SGD

A
Cheapest Retailer
-
$628 SGD
$491 USD
A
Retailer 2
-
$652 SGD
£401 GBP
View
A
Retailer 3
-
$702 SGD
$549 USD
View
Final sale: no returns
Retailer 4
-
$779 SGD
$609 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$779 SGD
$609 USD
View
A
Retailer 6
-
$959 SGD
$750 USD
View
Retailer 7
-
$1,162 SGD
€866 EUR
View
B+
Retailer 8
-
$1,212 SGD
$948 USD
View
A
Retailer 9
-
$1,294 SGD
£797 GBP
View
B+
Retailer 10
-
$1,304 SGD
$1,020 USD
View
B+
Retailer 11
-
$1,819 SGD
$1,423 USD
View
B+
Retailer 12
-
$1,822 SGD
$1,425 USD
View
B
Retailer 13
-
$2,047 SGD
$1,601 USD
View
B
Retailer 14
-
$2,537 SGD
$1,985 USD
View
B
Retailer 15
-
$2,587 SGD
$2,024 USD
View
B
Retailer 16
-
$3,254 SGD
£2,004 GBP
View
Most Expensive
B
Brilliant Earth
19351468A · Oct 29
$4,564 SGD
$3,570 USD
View
16 more retailers have this diamond
Prices start from $628 SGDSave up to $3,936 SGD

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
4.09ct Oval
$628 SGD