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Marquise|Lab Grown|IGI

0.50ct H SI1 Marquise Lab Grown Diamond

ID • H/SI1 • IGI LG436047602

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436047602

Diamond specifications and retailer prices

From $419 CAD
$300 USD
As of October 30, 2026
Save $1,662 CAD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,081 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 0.5ct lab-grown marquise diamond

This 0.5ct 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 LG436047602 or 436047602. Listed at 12 retailers as of October 30, 2026, with prices from $419 to $2,081, a $1,662 spread on the same certified stone. MOH London lists it at $2,081. 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

0.50
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.1°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436047602
Dimensions7.80 × 4.34 × 2.66 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.80 mm4.34 mm0.50 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436047602
Side View
Table 63.0%Crown 34.1°Girdle: MED-STKPavilion 41.9°Culet: NoneDepth 61.3%

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: $2,081 CAD|Low: $402 CAD|High: $2,106 CAD|Avg: $1,031 CAD
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
Retailer 15
Retailer 16
November 1, 2026
Retailer 11$419 CAD
Retailer 2$447 CAD
Retailer 3$468 CAD
Retailer 8$471 CAD
Retailer 15$486 CAD
Retailer 12$520 CAD
Retailer 16$520 CAD
Retailer 5$740 CAD
Retailer 14$849 CAD
Retailer 9$952 CAD
Retailer 6$1,025 CAD
Retailer 10$1,595 CAD
Retailer 13$1,669 CAD
Retailer 4$1,982 CAD
MOH London$2,081 CAD
Retailer 7$2,086 CAD

22 data points across 16 retailers

12 retailers$419 CAD to $2,081 CAD

A
Cheapest Retailer
-
$419 CAD
$300 USD
A
Retailer 2
-
$447 CAD
$320 USD
View
B+
Retailer 3
-
$468 CAD
$335 USD
View
Final sale: no returns
B+
Retailer 4
-
$486 CAD
$348 USD
View
Retailer 5
-
$520 CAD
$372 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$520 CAD
$372 USD
View
B
Retailer 7
-
$849 CAD
$608 USD
View
Retailer 8
-
$952 CAD
€649 EUR
View
Price last confirmed 7 days ago
B
Retailer 9
-
$1,595 CAD
$1,142 USD
View
B
Retailer 10
-
$1,669 CAD
$1,195 USD
View
B
Retailer 11
-
$1,982 CAD
$1,419 USD
View
Most Expensive
B
MOH London
LG436047602 · Nov 1
$2,081 CAD
£1,173 GBP
View
11 more retailers have this diamond
Prices start from $419 CADSave up to $1,662 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
0.50ct Marquise
$419 CAD