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Round|Lab Grown|IGI

3.00ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG839618909

Shape and cutting style on the report: Round brilliant

Certificate IGI LG839618909

Diamond specifications and retailer prices

From $437 SGD
$342 USD
As of October 26, 2026
Save $4,523 SGD (91%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,960 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3ct lab-grown round diamond

This 3ct 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 LG839618909 or 839618909. Listed at 13 retailers as of October 26, 2026, with prices from $437 to $4,960, a $4,523 spread on the same certified stone. Brilliant Earth lists it at $4,960. 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

3.00
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839618909
Dimensions9.31 × 9.35 × 5.61 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.31 mm9.35 mm3.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839618909
Side View
Table 59.0%Crown 33.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.1%

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: $4,960 SGD|Low: $419 SGD|High: $4,960 SGD|Avg: $1,264 SGD|+29.3%
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
October 28, 2026
Retailer 10$437 SGD
Retailer 5$508 SGD
Retailer 11$542 SGD
Retailer 13$542 SGD
Retailer 9$726 SGD
Retailer 6$850 SGD
Retailer 2$964 SGD
Retailer 4$1,160 SGD
Retailer 8$1,589 SGD
Retailer 12$1,742 SGD
Retailer 3$1,754 SGD
Retailer 7$2,174 SGD
Brilliant Earth$4,960 SGD

36 data points across 13 retailers

13 retailers$437 SGD to $4,960 SGD

A
Cheapest Retailer
-
$437 SGD
$342 USD
A
Retailer 2
-
$508 SGD
$397 USD
View
A
Retailer 3
-
$542 SGD
$424 USD
View
A
Retailer 4
-
$542 SGD
$424 USD
View
B+
Retailer 5
-
$726 SGD
$568 USD
View
A
Retailer 6
-
$850 SGD
€633 EUR
View
A
Retailer 7
-
$964 SGD
£594 GBP
View
A
Retailer 8
-
$1,160 SGD
$907 USD
View
B+
Retailer 9
-
$1,589 SGD
$1,243 USD
View
B
Retailer 10
-
$1,742 SGD
$1,363 USD
View
B
Retailer 11
-
$1,754 SGD
View
B+
Retailer 12
-
$2,174 SGD
£1,339 GBP
View
Most Expensive
C
Brilliant Earth
21659869A · Oct 29
$4,960 SGD
$3,880 USD
View
12 more retailers have this diamond
Prices start from $437 SGDSave up to $4,523 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
3.00ct Round
$437 SGD