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Oval|Lab Grown|IGI

4.08ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG534263397

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG534263397

Diamond specifications and retailer prices

From $1,538 SGD
$1,203 USD
As of October 29, 2026
Save $3,896 SGD (72%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,668 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.08ct lab-grown oval diamond

This 4.08ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG534263397 or 534263397. Listed at 14 retailers as of October 29, 2026, with a 253% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.08
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG534263397
Dimensions12.82 × 9.02 × 5.64 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
Presence of internal laser As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.82 mm9.02 mm4.08 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG534263397
Side View
Table 59.5%Crown 36.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $8,668 SGD|Low: $1,097 SGD|High: $8,936 SGD|Avg: $3,317 SGD|-3.0%
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 9$1,538 SGD
Retailer 10$1,594 SGD
Retailer 4$1,815 SGD
Retailer 8$2,074 SGD
Retailer 2$2,309 SGD
Retailer 7$2,538 SGD
Retailer 6$2,621 SGD
Retailer 11$3,233 SGD
Retailer 3$4,500 SGD
Retailer 5$5,434 SGD
Brilliant Earth$8,668 SGD

41 data points across 11 retailers

14 retailers$1,538 SGD to $5,434 SGD

Retailer 1
-
$1,319 SGD
$1,032 USD
Price last confirmed 29 days ago
Retailer 2
-
$1,494 SGD
$1,169 USD
View
Price last confirmed 35 days ago
B+
Retailer 3
-
$1,538 SGD
$1,203 USD
View
Final sale: no returns
Retailer 4
-
$1,594 SGD
$1,247 USD
View
Price last confirmed 28 days ago
B+
Retailer 5
-
$1,815 SGD
$1,420 USD
View
B+
Retailer 6
-
$2,074 SGD
$1,622 USD
View
B+
Retailer 7
-
$2,309 SGD
£1,422 GBP
View
B+
Retailer 8
-
$2,538 SGD
€1,891 EUR
View
B
Retailer 9
-
$2,621 SGD
$2,050 USD
View
Retailer 10
-
$2,988 SGD
$2,337 USD
View
Price last confirmed 24 days ago
B
Retailer 11
-
$3,233 SGD
$2,529 USD
View
B
Retailer 12
-
$4,500 SGD
$3,520 USD
View
B
Retailer 13
-
$5,434 SGD
£3,347 GBP
View
Most Expensive
Brilliant Earth
10022001A · Oct 29
$8,668 SGD
$6,780 USD
View
Price under review
13 more retailers have this diamond
Prices start from $1,538 SGDSave up to $3,896 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.

B+
4.08ct Oval
$1,538 SGD