Marquise|Lab Grown|IGI

1.59ct H IF Marquise Lab Grown Diamond

ID • H/IF • IGI LG635428718

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG635428718

Diamond specifications and retailer prices

From $652 CAD
$467 USD
As of October 30, 2026
Save $2,337 CAD (78%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,989 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.59ct lab-grown marquise diamond

This 1.59ct lab-grown marquise sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG635428718 or 635428718. Listed at 24 retailers as of October 29, 2026, with prices from $652 to $2,989, a $2,337 spread on the same certified stone. MOH London lists it at $2,989. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
H
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG635428718
Dimensions12.04 × 6.17 × 3.74 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.04 mm6.17 mm1.59 ctH / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG635428718
Side View
Table 61.0%Crown 35°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 60.6%

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 30
Current: $2,989 CAD|Low: $652 CAD|High: $4,574 CAD|Avg: $1,995 CAD|-34.6%
MOH London
Retailer 2
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Retailer 23
October 31, 2026
Retailer 5$652 CAD
Retailer 10$729 CAD
Retailer 14$731 CAD
Retailer 8$810 CAD
Retailer 11$810 CAD
Retailer 18$881 CAD
Retailer 3$894 CAD
Retailer 4$1,004 CAD
Retailer 20$1,006 CAD
Retailer 7$1,143 CAD
Retailer 17$1,266 CAD
Retailer 21$1,391 CAD
Retailer 22$1,412 CAD
Retailer 19$1,885 CAD
Retailer 2$2,176 CAD
Retailer 13$2,221 CAD
Retailer 23$2,361 CAD
Retailer 16$2,363 CAD
Retailer 12$2,567 CAD
Retailer 6$2,602 CAD
Retailer 15$2,645 CAD
Retailer 9$2,859 CAD
MOH London$2,989 CAD

36 data points across 23 retailers

24 retailers$652 CAD to $2,989 CAD

A
Cheapest Retailer
-
$652 CAD
$467 USD
A
Retailer 2
-
$729 CAD
$522 USD
View
Final sale: no returns
A
Retailer 3
-
$731 CAD
$523 USD
View
Retailer 4
-
$810 CAD
$580 USD
View
Price last confirmed 16 days ago
A
Retailer 5
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$810 CAD
$580 USD
View
A
Retailer 6
-
$881 CAD
£497 GBP
View
A
Retailer 7
-
$894 CAD
HK$5,000 HKD
View
B+
Retailer 8
-
$1,004 CAD
$719 USD
View
A
Retailer 9
-
$1,006 CAD
$720 USD
View
B+
Retailer 10
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$1,143 CAD
$818 USD
View
A
Retailer 11
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$1,266 CAD
$906 USD
View
B+
Retailer 12
-
$1,391 CAD
ZAR 16,091 ZAR
View
B+
Retailer 13
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$1,412 CAD
€963 EUR
View
B+
Retailer 14
-
$1,885 CAD
A$2,076 AUD
View
B+
Retailer 15
-
$2,176 CAD
$1,558 USD
View
B+
Retailer 16
-
$2,221 CAD
$1,590 USD
View
B+
Retailer 17
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$2,333 CAD
$1,670 USD
View
B+
Retailer 18
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$2,361 CAD
$1,690 USD
View
Retailer 19
-
$2,363 CAD
£1,332 GBP
View
Price last confirmed 10 days ago
B+
Retailer 20
-
$2,567 CAD
SGD 2,483 SGD
View
B+
Retailer 21
-
$2,602 CAD
$1,863 USD
View
B+
Retailer 22
-
$2,645 CAD
$1,893 USD
View
B+
Retailer 23
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$2,859 CAD
$2,047 USD
View
Most Expensive
B+
MOH London
LG635428718 · Oct 29
$2,989 CAD
£1,685 GBP
View
23 more retailers have this diamond
Prices start from $652 CADSave up to $2,337 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
1.59ct Marquise
$652 CAD