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Marquise|Lab Grown|IGI

1.50ct F SI1 Marquise Lab Grown Diamond

ID • F/SI1 • IGI LG826679586

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG826679586

Diamond specifications and retailer prices

From $411 CAD
HK$2,300 HKD
As of October 30, 2026
Save $1,033 CAD (72%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,445 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.5ct lab-grown marquise diamond

This 1.5ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG826679586 or 826679586. Listed at 9 retailers as of October 29, 2026, with prices from $411 to $1,445, a $1,033 spread on the same certified stone. MOH London lists it at $1,445. 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

1.50
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.6°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826679586
Dimensions11.75 × 5.46 × 3.62 mm
L/W Ratio2.15
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.75 mm5.46 mm1.50 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG826679586
Side View
Table 62.0%Crown 38.6°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 66.3%

Caratlytics Score

How it works →
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 30
Current: $1,445 CAD|Low: $411 CAD|High: $1,469 CAD|Avg: $791 CAD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 8$411 CAD
Retailer 6$482 CAD
Retailer 3$627 CAD
Retailer 9$644 CAD
Retailer 2$661 CAD
Retailer 5$715 CAD
Retailer 7$1,227 CAD
Retailer 4$1,272 CAD
MOH London$1,445 CAD

40 data points across 9 retailers

9 retailers$411 CAD to $1,445 CAD

A
Cheapest Retailer
-
$411 CAD
HK$2,300 HKD
B+
Retailer 2
-
$482 CAD
$345 USD
View
A
Retailer 3
-
$627 CAD
€427 EUR
View
A
Retailer 4
-
$644 CAD
$461 USD
View
A
Retailer 5
-
$661 CAD
£372 GBP
View
A
Retailer 6
-
$715 CAD
$512 USD
View
B
Retailer 7
-
$1,227 CAD
$878 USD
View
B+
Retailer 8
-
$1,272 CAD
$910 USD
View
Most Expensive
B
MOH London
LG826679586 · Oct 29
$1,445 CAD
£814 GBP
View
8 more retailers have this diamond
Prices start from $411 CADSave up to $1,033 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
1.50ct Marquise
$411 CAD