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Marquise|Lab Grown|IGI

1.51ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG799630374

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799630374

Diamond specifications and retailer prices

From $2,637 CAD
$1,888 USD
As of October 30, 2026
Save $6,202 CAD (70%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,840 CAD at With Clarity · As of October 31, 2026
View at With Clarity

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 LG799630374 or 799630374. Listed at 14 retailers as of October 30, 2026, with prices from $2,637 to $8,840, a $6,202 spread on the same certified stone. With Clarity lists it at $8,840. 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 angle36.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799630374
Dimensions11.60 × 5.99 × 3.75 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.60 mm5.99 mm1.51 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799630374
Side View
Table 62.0%Crown 36.2°Girdle: Slightly ThickPavilion 40.1°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,428 CAD|Low: $2,428 CAD|High: $7,025 CAD|Avg: $4,252 CAD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 11$2,428 CAD
Retailer 3$2,637 CAD
Retailer 4$3,149 CAD
Retailer 1$3,428 CAD
Retailer 8$3,471 CAD
Retailer 7$3,997 CAD
Retailer 5$4,462 CAD
Retailer 9$4,596 CAD
Retailer 10$5,448 CAD
Retailer 2$6,233 CAD
Retailer 6$6,970 CAD

44 data points across 11 retailers

14 retailers$2,637 CAD to $8,840 CAD

Retailer 1
-
$2,428 CAD
$1,738 USD
Price last confirmed 19 days ago
B+
Retailer 2
-
$2,637 CAD
$1,888 USD
View
B+
Retailer 3
-
$3,149 CAD
A$3,468 AUD
View
B+
Retailer 4
-
$3,428 CAD
£1,932 GBP
View
B+
Retailer 5
-
$3,471 CAD
$2,485 USD
View
B+
Retailer 6
-
$3,997 CAD
€2,725 EUR
View
B+
Retailer 7
-
$4,462 CAD
ZAR 51,605 ZAR
View
B
Retailer 8
-
$4,596 CAD
$3,290 USD
View
B
Retailer 9
-
$5,448 CAD
$3,900 USD
View
B
Retailer 10
-
$6,233 CAD
$4,462 USD
View
B
Retailer 11
-
$6,542 CAD
$4,683 USD
View
B
Retailer 12
-
$6,970 CAD
£3,929 GBP
View
B
Retailer 13
-
$8,536 CAD
$6,111 USD
View
Most Expensive
B
With Clarity
799630374 · Oct 31
$8,840 CAD
$6,328 USD
View
13 more retailers have this diamond
Prices start from $2,637 CADSave up to $6,202 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.

B+
1.51ct Marquise
$2,637 CAD