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Round|Lab Grown|IGI

4.01ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG671467303

Shape and cutting style on the report: Round brilliant

Certificate IGI LG671467303

Diamond specifications and retailer prices

From $1,010 SGD
$790 USD
As of October 31, 2026
Save $3,899 SGD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,909 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.01ct lab-grown round diamond

This 4.01ct lab-grown round 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 LG671467303 or 671467303. Listed at 15 retailers as of October 29, 2026, with prices from $1,010 to $4,909, a $3,899 spread on the same certified stone. Brilliant Earth lists it at $4,909. 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

4.01
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG671467303
Dimensions10.18 × 10.15 × 6.29 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.18 mm10.15 mm4.01 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG671467303
Side View
Table 57.0%Crown 35.1°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.9%

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 31
Current: $4,909 SGD|Low: $715 SGD|High: $5,510 SGD|Avg: $1,866 SGD|-10.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 4$715 SGD
Retailer 3$927 SGD
Retailer 5$1,010 SGD
Retailer 6$1,160 SGD
Retailer 2$1,297 SGD
Retailer 12$1,298 SGD
Retailer 10$1,342 SGD
Retailer 11$1,592 SGD
Retailer 8$2,164 SGD
Retailer 9$2,908 SGD
Retailer 7$3,520 SGD
Brilliant Earth$4,909 SGD

36 data points across 12 retailers

15 retailers$1,010 SGD to $4,909 SGD

Retailer 1
-
$577 SGD
$451 USD
Price last confirmed 38 days ago
Retailer 2
-
$646 SGD
$505 USD
View
Price last confirmed 38 days ago
Retailer 3
-
$706 SGD
$552 USD
View
Price last confirmed 34 days ago
Retailer 4
-
$927 SGD
£571 GBP
View
Price last confirmed 23 days ago
A
Retailer 5
-
$1,010 SGD
$790 USD
View
A
Retailer 6
-
$1,160 SGD
€864 EUR
View
B+
Retailer 7
-
$1,297 SGD
£799 GBP
View
B+
Retailer 8
-
$1,298 SGD
$1,015 USD
View
B+
Retailer 9
-
$1,342 SGD
$1,050 USD
View
B+
Retailer 10
-
$1,592 SGD
$1,245 USD
View
B+
Retailer 11
-
$2,164 SGD
$1,693 USD
View
Retailer 12
-
$2,297 SGD
$1,797 USD
View
Price last confirmed 34 days ago
Retailer 13
-
$2,908 SGD
$2,275 USD
View
Price last confirmed 10 days ago
B
Retailer 14
-
$3,520 SGD
£2,168 GBP
View
Most Expensive
B
Brilliant Earth
12676925A · Oct 29
$4,909 SGD
$3,840 USD
View
14 more retailers have this diamond
Prices start from $1,010 SGDSave up to $3,899 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
4.01ct Round
$1,010 SGD