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Marquise|Lab Grown|IGI

1.30ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG790611713

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790611713

Diamond specifications and retailer prices

From $586 CAD
$419 USD
As of November 2, 2026
Save $2,838 CAD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,424 CAD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.3ct lab-grown marquise diamond

This 1.3ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790611713 or 790611713. Listed at 21 retailers as of November 2, 2026, with prices from $586 to $3,424, a $2,838 spread on the same certified stone. Brilliant Earth lists it at $3,424. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611713
Dimensions11.37 × 5.73 × 3.59 mm
L/W Ratio1.98
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
11.37 mm5.73 mm1.30 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611713
Side View
Table 59.0%Crown 35.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.7%

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 2
Current: $3,424 CAD|Low: $586 CAD|High: $5,436 CAD|Avg: $1,949 CAD|-37.0%
Brilliant Earth
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
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Retailer 20
Retailer 21
November 2, 2026
Retailer 13$586 CAD
Retailer 9$654 CAD
Retailer 17$655 CAD
Retailer 4$725 CAD
Retailer 14$766 CAD
Retailer 8$805 CAD
Retailer 21$929 CAD
Retailer 3$1,049 CAD
Retailer 19$1,144 CAD
Retailer 16$1,195 CAD
Retailer 12$1,215 CAD
Retailer 15$1,251 CAD
Retailer 6$1,301 CAD
Retailer 2$2,035 CAD
Retailer 11$2,108 CAD
Retailer 10$2,308 CAD
Retailer 5$2,331 CAD
Retailer 7$2,379 CAD
Retailer 20$2,643 CAD
Retailer 18$2,664 CAD
Brilliant Earth$3,424 CAD

35 data points across 21 retailers

21 retailers$586 CAD to $3,424 CAD

A
Cheapest Retailer
-
$586 CAD
$419 USD
A
Retailer 2
-
$654 CAD
$468 USD
View
Final sale: no returns
A
Retailer 3
-
$655 CAD
$469 USD
View
A
Retailer 4
-
$725 CAD
$519 USD
View
Retailer 5
-
$766 CAD
$548 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$805 CAD
HK$4,500 HKD
View
A
Retailer 7
-
$929 CAD
$665 USD
View
A
Retailer 8
-
$1,049 CAD
$751 USD
View
A
Retailer 9
-
$1,144 CAD
$819 USD
View
A
Retailer 10
-
$1,195 CAD
£673 GBP
View
A
Retailer 11
-
$1,215 CAD
€828 EUR
View
A
Retailer 12
-
$1,251 CAD
ZAR 14,460 ZAR
View
A
Retailer 13
-
$1,301 CAD
$931 USD
View
B+
Retailer 14
-
$2,035 CAD
$1,456 USD
View
B+
Retailer 15
-
$2,108 CAD
£1,188 GBP
View
B+
Retailer 16
-
$2,308 CAD
SGD 2,232 SGD
View
B+
Retailer 17
-
$2,331 CAD
$1,668 USD
View
B+
Retailer 18
-
$2,379 CAD
$1,702 USD
View
B+
Retailer 19
-
$2,643 CAD
$1,891 USD
View
B+
Retailer 20
-
$2,664 CAD
£1,501 GBP
View
Most Expensive
B
Brilliant Earth
19074344A · Nov 2
$3,424 CAD
$2,450 USD
View
20 more retailers have this diamond
Prices start from $586 CADSave up to $2,838 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
1.30ct Marquise
$586 CAD