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Marquise|Lab Grown|IGI

1.09ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG790671715

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790671715

Diamond specifications and retailer prices

From $338 CAD
$242 USD
As of October 30, 2026
Save $2,246 CAD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,584 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.09ct lab-grown marquise diamond

This 1.09ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790671715 or 790671715. Listed at 19 retailers as of October 30, 2026, with prices from $338 to $2,584, a $2,246 spread on the same certified stone. Brilliant Earth lists it at $2,584. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle31.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790671715
Dimensions11.36 × 5.32 × 3.23 mm
L/W Ratio2.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.36 mm5.32 mm1.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG790671715
Side View
Table 57.0%Crown 31.4°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 60.7%

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: $2,584 CAD|Low: $324 CAD|High: $2,766 CAD|Avg: $995 CAD|-6.6%
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
October 30, 2026
Retailer 3$338 CAD
Retailer 17$377 CAD
Retailer 4$419 CAD
Retailer 8$419 CAD
Retailer 11$444 CAD
Retailer 16$566 CAD
Retailer 13$720 CAD
Retailer 14$754 CAD
Retailer 2$794 CAD
Retailer 7$851 CAD
Retailer 6$914 CAD
Retailer 9$1,130 CAD
Retailer 5$1,347 CAD
Retailer 15$1,352 CAD
Retailer 10$1,420 CAD
Retailer 12$1,689 CAD
Retailer 18$1,854 CAD
Brilliant Earth$2,584 CAD

37 data points across 18 retailers

19 retailers$338 CAD to $2,584 CAD

A
Cheapest Retailer
-
$338 CAD
$242 USD
A
Retailer 2
-
$377 CAD
$270 USD
View
Final sale: no returns
A
Retailer 3
-
$393 CAD
$281 USD
View
A
Retailer 4
-
$419 CAD
$300 USD
View
A
Retailer 5
-
$419 CAD
$300 USD
View
A
Retailer 6
-
$444 CAD
£251 GBP
View
A
Retailer 7
-
$566 CAD
$405 USD
View
A
Retailer 8
-
$720 CAD
ZAR 8,327 ZAR
View
A
Retailer 9
-
$754 CAD
€514 EUR
View
A
Retailer 10
-
$794 CAD
£448 GBP
View
A
Retailer 11
-
$851 CAD
$609 USD
View
B+
Retailer 12
-
$914 CAD
$654 USD
View
B+
Retailer 13
-
$1,130 CAD
SGD 1,093 SGD
View
B+
Retailer 14
-
$1,347 CAD
$964 USD
View
B+
Retailer 15
-
$1,352 CAD
$968 USD
View
B+
Retailer 16
-
$1,420 CAD
$1,016 USD
View
B+
Retailer 17
-
$1,689 CAD
£952 GBP
View
B
Retailer 18
-
$1,854 CAD
$1,327 USD
View
Most Expensive
B
Brilliant Earth
20608667A · Oct 30
$2,584 CAD
$1,850 USD
View
18 more retailers have this diamond
Prices start from $338 CADSave up to $2,246 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
1.09ct Marquise
$338 CAD