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Marquise|Lab Grown|IGI

0.51ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG436072211

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436072211

Diamond specifications and retailer prices

From $447 CAD
$320 USD
As of October 30, 2026
Save $1,889 CAD (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,336 CAD at MOH London · As of October 25, 2026
View at MOH London

About this 0.51ct lab-grown marquise diamond

This 0.51ct lab-grown marquise sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG436072211 or 436072211. Listed at 15 retailers as of October 25, 2026, with prices from $447 to $2,336, a $1,889 spread on the same certified stone. MOH London lists it at $2,336. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.2°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436072211
Dimensions8.21 × 4.37 × 2.60 mm
L/W Ratio1.88
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.21 mm4.37 mm0.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436072211
Side View
Table 58.5%Crown 30.2°Girdle: THN-MEDPavilion 41.5°Culet: NoneDepth 59.5%

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: $2,336 CAD|Low: $447 CAD|High: $2,361 CAD|Avg: $1,251 CAD|+0.2%
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
Retailer 17
Retailer 18
October 30, 2026
Retailer 2$447 CAD
Retailer 15$469 CAD
Retailer 5$524 CAD
Retailer 3$545 CAD
Retailer 4$583 CAD
Retailer 16$583 CAD
Retailer 7$796 CAD
Retailer 18$940 CAD
Retailer 13$1,050 CAD
Retailer 12$1,053 CAD
Retailer 8$1,109 CAD
Retailer 11$1,476 CAD
Retailer 14$1,707 CAD
Retailer 17$1,872 CAD
Retailer 6$2,127 CAD
Retailer 9$2,257 CAD
MOH London$2,336 CAD
Retailer 10$2,338 CAD

28 data points across 18 retailers

15 retailers$447 CAD to $2,336 CAD

A
Cheapest Retailer
-
$447 CAD
$320 USD
A
Retailer 2
-
$469 CAD
$336 USD
View
A
Retailer 3
-
$524 CAD
$375 USD
View
Final sale: no returns
B+
Retailer 4
-
$545 CAD
$390 USD
View
B+
Retailer 5
-
$583 CAD
$417 USD
View
B+
Retailer 6
-
$583 CAD
$417 USD
View
B
Retailer 7
-
$940 CAD
$673 USD
View
B+
Retailer 8
-
$1,050 CAD
€716 EUR
View
B+
Retailer 9
-
$1,053 CAD
ZAR 12,177 ZAR
View
B
Retailer 10
-
$1,476 CAD
A$1,626 AUD
View
B
Retailer 11
-
$1,707 CAD
$1,222 USD
View
B
Retailer 12
-
$1,872 CAD
$1,340 USD
View
B
Retailer 13
-
$2,127 CAD
$1,523 USD
View
B
Retailer 14
-
$2,257 CAD
£1,272 GBP
View
Most Expensive
B
MOH London
LG436072211 · Oct 25
$2,336 CAD
£1,317 GBP
View
14 more retailers have this diamond
Prices start from $447 CADSave up to $1,889 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
0.51ct Marquise
$447 CAD