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Marquise|Lab Grown|IGI

0.54ct H SI1 Marquise Lab Grown Diamond

ID • H/SI1 • IGI LG436045411

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436045411

Diamond specifications and retailer prices

From $448 CAD
$321 USD
As of October 30, 2026
Save $1,796 CAD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,244 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.54ct lab-grown marquise diamond

This 0.54ct lab-grown marquise sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436045411 or 436045411. Listed at 11 retailers as of October 29, 2026, with prices from $448 to $2,244, a $1,796 spread on the same certified stone. MOH London lists it at $2,244. 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

0.54
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045411
Dimensions8.68 × 4.22 × 2.70 mm
L/W Ratio2.06
Girdle conditionFaceted
Culet sizePointed
Top View
8.68 mm4.22 mm0.54 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436045411
Side View
Table 58.0%Crown 32.7°Girdle: THN-STKPavilion 39.3°Culet: NoneDepth 64.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,244 CAD|Low: $432 CAD|High: $2,258 CAD|Avg: $1,064 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
Retailer 13
Retailer 14
October 30, 2026
Retailer 9$448 CAD
Retailer 2$489 CAD
Retailer 3$503 CAD
Retailer 13$521 CAD
Retailer 10$557 CAD
Retailer 14$557 CAD
Retailer 4$775 CAD
Retailer 12$902 CAD
Retailer 7$1,011 CAD
Retailer 5$1,077 CAD
Retailer 8$1,633 CAD
Retailer 11$1,789 CAD
Retailer 6$2,237 CAD
MOH London$2,244 CAD

25 data points across 14 retailers

11 retailers$448 CAD to $2,244 CAD

A
Cheapest Retailer
-
$448 CAD
$321 USD
A
Retailer 2
-
$489 CAD
$350 USD
View
B+
Retailer 3
-
$503 CAD
$360 USD
View
Final sale: no returns
B+
Retailer 4
-
$521 CAD
$373 USD
View
B+
Retailer 5
-
$557 CAD
$399 USD
View
B+
Retailer 6
-
$557 CAD
$399 USD
View
B
Retailer 7
-
$902 CAD
$646 USD
View
B
Retailer 8
-
$1,011 CAD
€689 EUR
View
B
Retailer 9
-
$1,633 CAD
$1,169 USD
View
B
Retailer 10
-
$1,789 CAD
$1,281 USD
View
Most Expensive
B
MOH London
LG436045411 · Oct 29
$2,244 CAD
£1,265 GBP
View
10 more retailers have this diamond
Prices start from $448 CADSave up to $1,796 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
0.54ct Marquise
$448 CAD