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Marquise|Lab Grown|IGI

1.11ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG797647801

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797647801

Diamond specifications and retailer prices

From $486 CAD
As of November 6, 2026
Save $756 CAD (61%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,242 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1.11ct lab-grown marquise diamond

This 1.11ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG797647801 or 797647801. Listed at 4 retailers as of November 4, 2026, with prices from $486 to $1,242, a $756 spread on the same certified stone. MOH London lists it at $1,242. 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

1.11
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle31.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797647801
Dimensions11.63 × 5.52 × 3.22 mm
L/W Ratio2.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.63 mm5.52 mm1.11 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG797647801
Side View
Table 61.0%Crown 31.2°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 58.3%

Caratlytics Score

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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: Nov 6
Current: $1,242 CAD|Low: $451 CAD|High: $1,259 CAD|Avg: $730 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 4, 2026
Retailer 6$465 CAD
Retailer 5$475 CAD
Retailer 3$486 CAD
Retailer 4$612 CAD
Retailer 7$633 CAD
Retailer 2$908 CAD
MOH London$1,242 CAD

12 data points across 7 retailers

4 retailers$486 CAD to $1,242 CAD

A
Cheapest Retailer
-
$486 CAD
B+
Retailer 2
-
$612 CAD
View
B
Retailer 3
-
$908 CAD
View
Most Expensive
B
MOH London
LG797647801 · Nov 4
$1,242 CAD
£700 GBP
View
3 more retailers have this diamond
Prices start from $486 CADSave up to $756 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
1.11ct Marquise
$486 CAD