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Round|Lab Grown|IGI

0.31ct H SI2 Round Lab Grown Diamond

EX • H/SI2 • IGI LG544242974

Shape and cutting style on the report: Round brilliant

Certificate IGI LG544242974

Diamond specifications and retailer prices

From $122 CAD
$87 USD
As of October 29, 2026
Save $987 CAD (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,109 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.31ct lab-grown round diamond

This 0.31ct lab-grown round sits in the sub-half-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG544242974 or 544242974. Listed at 10 retailers as of October 29, 2026, with prices from $122 to $1,109, a $987 spread on the same certified stone. MOH London lists it at $1,109. 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

0.31
Carat
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG544242974
Dimensions4.43 × 4.45 × 2.60 mm
L/W Ratio1.00
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
4.43 mm4.45 mm0.31 ctH / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG544242974
Side View
Table 59.0%Crown 31.3°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 58.6%

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: $1,109 CAD|Low: $116 CAD|High: $1,116 CAD|Avg: $471 CAD|+0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 2$122 CAD
Retailer 5$160 CAD
Retailer 6$280 CAD
Retailer 3$319 CAD
Retailer 7$376 CAD
Retailer 4$465 CAD
Retailer 8$804 CAD
MOH London$1,109 CAD

12 data points across 8 retailers

10 retailers$122 CAD to $1,109 CAD

A
Cheapest Retailer
-
$122 CAD
$87 USD
A
Retailer 2
-
$140 CAD
$100 USD
View
A
Retailer 3
-
$160 CAD
$114 USD
View
A
Retailer 4
-
$160 CAD
$114 USD
View
B+
Retailer 5
-
$280 CAD
$200 USD
View
B+
Retailer 6
-
$319 CAD
$228 USD
View
B+
Retailer 7
-
$376 CAD
HK$2,100 HKD
View
B+
Retailer 8
-
$465 CAD
$332 USD
View
B
Retailer 9
-
$483 CAD
$345 USD
View
Most Expensive
B
MOH London
LG544242974 · Oct 29
$1,109 CAD
£624 GBP
View
9 more retailers have this diamond
Prices start from $122 CADSave up to $987 CAD

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
0.31ct Round
$122 CAD