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Marquise|Lab Grown|IGI

0.91ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG600350943

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG600350943

Diamond specifications and retailer prices

From $209 CAD
$149 USD
As of October 28, 2026
Save $509 CAD (71%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $718 CAD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 0.91ct lab-grown marquise diamond

This 0.91ct lab-grown marquise sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG600350943 or 600350943. Listed at 9 retailers as of October 28, 2026, with prices from $209 to $718, a $509 spread on the same certified stone. NZ Jewellers lists it at $718. 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

0.91
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG600350943
Dimensions9.89 × 5.08 × 3.22 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.89 mm5.08 mm0.91 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG600350943
Side View
Table 58.0%Crown 35.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.4%

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: Oct 28
Current: $718 CAD|Low: $209 CAD|High: $896 CAD|Avg: $512 CAD
NZ Jewellers
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
October 29, 2026
Retailer 10$209 CAD
Retailer 2$224 CAD
Retailer 12$251 CAD
Retailer 8$296 CAD
Retailer 13$372 CAD
Retailer 11$425 CAD
Retailer 15$453 CAD
Retailer 14$460 CAD
Retailer 9$563 CAD
Retailer 5$572 CAD
Retailer 7$617 CAD
Retailer 6$680 CAD
NZ Jewellers$718 CAD
Retailer 4$830 CAD
Retailer 3$896 CAD

2 data points across 15 retailers

9 retailers$209 CAD to $718 CAD

A
Cheapest Retailer
-
$209 CAD
$149 USD
Retailer 2
-
$224 CAD
$160 USD
View
A
Retailer 3
-
$251 CAD
HK$1,400 HKD
View
A
Retailer 4
-
$296 CAD
£167 GBP
View
A
Retailer 5
-
$372 CAD
£209 GBP
View
A
Retailer 6
-
$425 CAD
$304 USD
View
A
Retailer 7
-
$460 CAD
£259 GBP
View
B+
Retailer 8
-
$563 CAD
$402 USD
View
Most Expensive
B+
NZ Jewellers
3b9c7151-7e79-431f-ba92-7defdcb28509 · Oct 28
$718 CAD
$513 USD
View
8 more retailers have this diamond
Prices start from $209 CADSave up to $509 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
0.91ct Marquise
$209 CAD