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Marquise|Lab Grown|IGI

1.01ct H SI1 Marquise Lab Grown Diamond

ID • H/SI1 • IGI LG436072891

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436072891

Diamond specifications and retailer prices

From $806 CAD
$577 USD
As of October 30, 2026
Save $3,555 CAD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,361 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436072891 or 436072891. Listed at 10 retailers as of October 29, 2026, with prices from $806 to $4,361, a $3,555 spread on the same certified stone. MOH London lists it at $4,361. 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

1.01
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436072891
Dimensions9.62 × 5.36 × 3.42 mm
L/W Ratio1.79
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.62 mm5.36 mm1.01 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436072891
Side View
Table 63.5%Crown 35.3°Girdle: MED-STKPavilion 42°Culet: NoneDepth 63.8%

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: $4,361 CAD|Low: $774 CAD|High: $4,391 CAD|Avg: $1,780 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 5$806 CAD
Retailer 2$810 CAD
Retailer 6$999 CAD
Retailer 3$1,180 CAD
Retailer 7$1,535 CAD
Retailer 8$1,587 CAD
Retailer 4$2,479 CAD
MOH London$4,361 CAD

19 data points across 8 retailers

10 retailers$806 CAD to $4,361 CAD

A
Cheapest Retailer
-
$806 CAD
$577 USD
A
Retailer 2
-
$810 CAD
$580 USD
View
A
Retailer 3
-
$902 CAD
$646 USD
View
A
Retailer 4
-
$999 CAD
$715 USD
View
Retailer 5
-
$999 CAD
$715 USD
View
Price last confirmed 16 days ago
B+
Retailer 6
-
$1,180 CAD
$845 USD
View
B+
Retailer 7
-
$1,535 CAD
$1,099 USD
View
B
Retailer 8
-
$2,479 CAD
$1,775 USD
View
B
Retailer 9
-
$2,628 CAD
$1,881 USD
View
Most Expensive
B
MOH London
LG436072891 · Oct 29
$4,361 CAD
£2,458 GBP
View
9 more retailers have this diamond
Prices start from $806 CADSave up to $3,555 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
1.01ct Marquise
$806 CAD