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Round|Lab Grown|IGI

3.10ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG624437422

Shape and cutting style on the report: Round brilliant

Certificate IGI LG624437422

Diamond specifications and retailer prices

From $1,603 SGD
As of November 5, 2026
Save $520 SGD (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,123 SGD at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 3.1ct lab-grown round diamond

This 3.1ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG624437422 or 624437422. Listed at 3 retailers as of November 5, 2026, with prices from $1,603 to $2,123, a $520 spread on the same certified stone. The Diamond Guys lists it at $2,123. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG624437422
Dimensions9.49 × 9.43 × 5.71 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.49 mm9.43 mm3.10 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG624437422
Side View
Table 56.0%Crown 33.7°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.3%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: $430 SGD|Low: $321 SGD|High: $3,564 SGD|Avg: $1,549 SGD|+29.6%
Retailer 1
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
The Diamond Guys
September 18, 2026
Retailer 1$430 SGD
Retailer 12$494 SGD
Retailer 7$501 SGD
Retailer 10$694 SGD
Retailer 11$782 SGD
Retailer 8$846 SGD
Retailer 9$879 SGD
Retailer 13$1,229 SGD
Retailer 2$1,233 SGD
Retailer 14$1,330 SGD
Retailer 3$1,350 SGD
Retailer 4$1,603 SGD
The Diamond Guys$2,123 SGD
Retailer 6$2,459 SGD
Retailer 5$3,385 SGD

67 data points across 15 retailers

3 retailers$1,603 SGD to $2,123 SGD

Retailer 1
-
$494 SGD
Price last confirmed 51 days ago
B+
Retailer 2
-
$1,603 SGD
View
Most Expensive
B
The Diamond Guys
1954434399 · Nov 6
$2,123 SGD
$1,662 USD
View
2 more retailers have this diamond
Prices start from $1,603 SGDSave up to $520 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+
3.10ct Round
$1,603 SGD