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Round|Lab Grown|IGI

3.10ct E SI2 Round Lab Grown Diamond

ID • E/SI2 • IGI LG660419669

Shape and cutting style on the report: Round brilliant

Certificate IGI LG660419669

Diamond specifications and retailer prices

From $451 SGD
$352 USD
As of October 29, 2026
Save $1,811 SGD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,262 SGD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.1ct lab-grown round diamond

This 3.1ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG660419669 or 660419669. Listed at 13 retailers as of October 28, 2026, with prices from $451 to $2,262, a $1,811 spread on the same certified stone. Rare Carat lists it at $2,262. 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

3.10
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660419669
Dimensions9.42 × 9.39 × 5.73 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.42 mm9.39 mm3.10 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660419669
Side View
Table 58.0%Crown 34.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
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: $2,262 SGD|Low: $451 SGD|High: $5,468 SGD|Avg: $1,788 SGD|-13.2%
Rare Carat
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
Retailer 15
October 30, 2026
Retailer 9$451 SGD
Retailer 5$524 SGD
Retailer 4$560 SGD
Retailer 13$623 SGD
Retailer 2$891 SGD
Retailer 10$896 SGD
Retailer 15$900 SGD
Retailer 12$968 SGD
Retailer 8$1,005 SGD
Retailer 14$1,260 SGD
Retailer 3$1,800 SGD
Retailer 11$2,199 SGD
Rare Carat$2,262 SGD
Retailer 7$5,088 SGD
Retailer 6$5,468 SGD

4 data points across 15 retailers

13 retailers$451 SGD to $2,262 SGD

A
Cheapest Retailer
-
$451 SGD
$352 USD
A
Retailer 2
-
$524 SGD
$409 USD
View
A
Retailer 3
-
$560 SGD
$437 USD
View
A
Retailer 4
-
$623 SGD
HK$3,800 HKD
View
A
Retailer 5
-
$891 SGD
£547 GBP
View
A
Retailer 6
-
$896 SGD
€666 EUR
View
B+
Retailer 7
-
$900 SGD
$702 USD
View
A
Retailer 8
-
$968 SGD
$755 USD
View
A
Retailer 9
-
$1,005 SGD
£617 GBP
View
B+
Retailer 10
-
$1,260 SGD
$983 USD
View
B
Retailer 11
-
$1,800 SGD
$1,404 USD
View
B
Retailer 12
-
$2,199 SGD
£1,351 GBP
View
Most Expensive
B
Rare Carat
KI6694196KF660 · Oct 28
$2,262 SGD
$1,765 USD
View
12 more retailers have this diamond
Prices start from $451 SGDSave up to $1,811 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
3.10ct Round
$451 SGD