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Round|Lab Grown|IGI

3.10ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG666443721

Shape and cutting style on the report: Round brilliant

Certificate IGI LG666443721

Diamond specifications and retailer prices

From $467 SGD
As of November 5, 2026
Save $2,323 SGD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,791 SGD at Rare Carat · As of November 4, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG666443721 or 666443721. Listed at 15 retailers as of November 4, 2026, with prices from $467 to $2,791, a $2,323 spread on the same certified stone. Rare Carat lists it at $2,791. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG666443721
Dimensions9.37 × 9.40 × 5.77 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
9.37 mm9.40 mm3.10 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG666443721
Side View
Table 56.0%Crown 34.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.5%

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: Nov 5
Current: $2,791 SGD|Low: $467 SGD|High: $5,842 SGD|Avg: $1,701 SGD|-11.8%
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
Retailer 16
Retailer 17
November 5, 2026
Retailer 13$467 SGD
Retailer 7$543 SGD
Retailer 6$580 SGD
Retailer 17$637 SGD
Retailer 2$769 SGD
Retailer 14$773 SGD
Retailer 15$925 SGD
Retailer 4$927 SGD
Retailer 16$985 SGD
Retailer 11$1,033 SGD
Retailer 3$1,436 SGD
Retailer 12$1,701 SGD
Retailer 5$1,865 SGD
Retailer 10$2,260 SGD
Rare Carat$2,791 SGD
Retailer 9$4,522 SGD
Retailer 8$5,842 SGD

10 data points across 17 retailers

15 retailers$467 SGD to $2,791 SGD

A
Cheapest Retailer
-
$467 SGD
A
Retailer 2
-
$543 SGD
View
A
Retailer 3
-
$580 SGD
View
A
Retailer 4
-
$637 SGD
View
A
Retailer 5
-
$769 SGD
View
A
Retailer 6
-
$773 SGD
View
Retailer 7
-
$925 SGD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$927 SGD
View
A
Retailer 9
-
$985 SGD
View
A
Retailer 10
-
$1,033 SGD
View
B+
Retailer 11
-
$1,436 SGD
View
B+
Retailer 12
-
$1,701 SGD
View
B
Retailer 13
-
$1,865 SGD
View
B
Retailer 14
-
$2,260 SGD
View
Most Expensive
B
Rare Carat
KI7214437KF666 · Nov 4
$2,791 SGD
$2,185 USD
View
14 more retailers have this diamond
Prices start from $467 SGDSave up to $2,323 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
$467 SGD