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Marquise|Lab Grown|IGI

1.51ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG836619913

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG836619913

Diamond specifications and retailer prices

From $1,031 CAD
$738 USD
As of October 30, 2026
Save $3,942 CAD (79%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,973 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836619913 or 836619913. Listed at 21 retailers as of October 30, 2026, with prices from $1,031 to $4,973, a $3,942 spread on the same certified stone. Brilliant Earth lists it at $4,973. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836619913
Dimensions11.52 × 5.99 × 3.88 mm
L/W Ratio1.92
Girdle conditionFaceted
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
11.52 mm5.99 mm1.51 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836619913
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 42°Culet: NoneDepth 64.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,973 CAD|Low: $1,031 CAD|High: $5,378 CAD|Avg: $2,912 CAD|-7.5%
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 30, 2026
Retailer 6$1,031 CAD
Retailer 3$1,122 CAD
Retailer 20$1,196 CAD
Retailer 11$1,213 CAD
Retailer 17$1,446 CAD
Retailer 4$1,629 CAD
Retailer 2$1,920 CAD
Retailer 19$1,936 CAD
Retailer 18$1,983 CAD
Retailer 14$2,198 CAD
Retailer 7$2,586 CAD
Retailer 12$3,362 CAD
Retailer 9$3,726 CAD
Retailer 15$3,948 CAD
Retailer 10$4,123 CAD
Retailer 8$4,347 CAD
Retailer 16$4,533 CAD
Retailer 5$4,632 CAD
Retailer 13$4,721 CAD
Brilliant Earth$4,973 CAD

29 data points across 20 retailers

21 retailers$1,031 CAD to $4,973 CAD

A
Cheapest Retailer
-
$1,031 CAD
$738 USD
A
Retailer 2
-
$1,122 CAD
$803 USD
View
A
Retailer 3
-
$1,196 CAD
$856 USD
View
A
Retailer 4
-
$1,213 CAD
$868 USD
View
Final sale: no returns
Retailer 5
-
$1,246 CAD
$892 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,446 CAD
$1,035 USD
View
A
Retailer 7
-
$1,629 CAD
$1,166 USD
View
A
Retailer 8
-
$1,920 CAD
£1,082 GBP
View
A
Retailer 9
-
$1,936 CAD
$1,386 USD
View
A
Retailer 10
-
$1,983 CAD
€1,352 EUR
View
A
Retailer 11
-
$2,198 CAD
ZAR 25,422 ZAR
View
B+
Retailer 12
-
$2,586 CAD
$1,851 USD
View
B+
Retailer 13
-
$3,362 CAD
$2,407 USD
View
B
Retailer 14
-
$3,726 CAD
£2,100 GBP
View
B+
Retailer 15
-
$3,948 CAD
$2,826 USD
View
B
Retailer 16
-
$4,123 CAD
$2,951 USD
View
B
Retailer 17
-
$4,347 CAD
SGD 4,205 SGD
View
B
Retailer 18
-
$4,533 CAD
$3,245 USD
View
B
Retailer 19
-
$4,632 CAD
$3,316 USD
View
B
Retailer 20
-
$4,721 CAD
£2,661 GBP
View
Most Expensive
B
Brilliant Earth
21589183A · Oct 30
$4,973 CAD
$3,560 USD
View
20 more retailers have this diamond
Prices start from $1,031 CADSave up to $3,942 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
1.51ct Marquise
$1,031 CAD