Marquise|Lab Grown|IGI

0.41ct G SI1 Marquise Lab Grown Diamond

ID • G/SI1 • IGI LG544242197

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG544242197

Diamond specifications and retailer prices

From $147 CAD
$105 USD
As of October 30, 2026
Save $522 CAD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,533 CAD at MOH London · As of October 21, 2026
View at MOH London

About this 0.41ct lab-grown marquise diamond

This 0.41ct lab-grown marquise sits in the sub-half-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG544242197 or 544242197. Listed at 13 retailers as of October 30, 2026, with a 356% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.41
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG544242197
Dimensions7.85 × 3.93 × 2.37 mm
L/W Ratio2.00
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
7.85 mm3.93 mm0.41 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG544242197
Side View
Table 57.0%Crown 32.7°Girdle: THN-STKPavilion 40.2°Culet: NoneDepth 60.3%

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 30
Current: $1,533 CAD|Low: $141 CAD|High: $1,543 CAD|Avg: $462 CAD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 7$147 CAD
Retailer 11$170 CAD
Retailer 8$194 CAD
Retailer 12$194 CAD
Retailer 5$321 CAD
Retailer 2$361 CAD
Retailer 10$366 CAD
Retailer 6$441 CAD
Retailer 3$499 CAD
Retailer 9$587 CAD
Retailer 4$668 CAD
MOH London$1,533 CAD

42 data points across 12 retailers

13 retailers$147 CAD to $668 CAD

A
Cheapest Retailer
-
$147 CAD
$105 USD
A
Retailer 2
-
$170 CAD
$122 USD
View
Retailer 3
-
$194 CAD
$139 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$194 CAD
$139 USD
View
B+
Retailer 5
-
$321 CAD
$230 USD
View
B+
Retailer 6
-
$361 CAD
£203 GBP
View
B+
Retailer 7
-
$366 CAD
$262 USD
View
B+
Retailer 8
-
$429 CAD
HK$2,400 HKD
View
B+
Retailer 9
-
$441 CAD
£248 GBP
View
B
Retailer 10
-
$499 CAD
$357 USD
View
B
Retailer 11
-
$587 CAD
$420 USD
View
B
Retailer 12
-
$668 CAD
$478 USD
View
Most Expensive
MOH London
LG544242197 · Oct 21
$1,533 CAD
£864 GBP
View
Price under review
12 more retailers have this diamond
Prices start from $147 CADSave up to $522 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
0.41ct Marquise
$147 CAD