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Marquise|Lab Grown|IGI

1.03ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG617485568

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG617485568

Diamond specifications and retailer prices

From $343 CAD
$245 USD
As of October 28, 2026
Save $1,966 CAD (85%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $2,309 CAD at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 1.03ct lab-grown marquise diamond

This 1.03ct 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 LG617485568 or 617485568. Listed at 27 retailers as of October 22, 2026, with prices from $343 to $2,309, a $1,966 spread on the same certified stone. Brilliant Earth lists it at $2,309. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617485568
Dimensions10.92 × 5.14 × 3.25 mm
L/W Ratio2.12
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
10.92 mm5.14 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617485568
Side View
Table 60.0%Crown 36.2°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.2%

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 28
Current: $2,309 CAD|Low: $301 CAD|High: $2,309 CAD|Avg: $944 CAD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 29, 2026
Retailer 9$301 CAD
Retailer 19$343 CAD
Retailer 6$374 CAD
Retailer 5$430 CAD
Retailer 4$529 CAD
Retailer 13$633 CAD
Retailer 17$642 CAD
Retailer 16$691 CAD
Retailer 21$703 CAD
Retailer 10$806 CAD
Retailer 7$820 CAD
Retailer 14$840 CAD
Retailer 18$914 CAD
Retailer 11$1,057 CAD
Retailer 20$1,206 CAD
Retailer 8$1,276 CAD
Retailer 12$1,351 CAD
Retailer 2$1,461 CAD
Retailer 15$1,507 CAD
Retailer 3$1,740 CAD
Brilliant Earth$2,309 CAD

38 data points across 21 retailers

27 retailers$343 CAD to $2,309 CAD

A
Retailer 1
-
$301 CAD
$215 USD
Price last confirmed 21 days ago
A
Retailer 2
-
$343 CAD
$245 USD
View
Final sale: no returns
A
Retailer 3
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$358 CAD
$256 USD
View
Price last confirmed 29 days ago
A
Retailer 4
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$374 CAD
$267 USD
View
Price last confirmed 21 days ago
A
Retailer 5
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$374 CAD
$267 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
$416 CAD
$297 USD
View
Price last confirmed 30 days ago
A
Retailer 7
-
$430 CAD
HK$2,400 HKD
View
A
Retailer 8
-
$439 CAD
$314 USD
View
Price last confirmed 30 days ago
A
Retailer 9
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$529 CAD
$378 USD
View
A
Retailer 10
-
$633 CAD
€431 EUR
View
A
Retailer 11
-
$642 CAD
ZAR 7,415 ZAR
View
A
Retailer 12
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$691 CAD
£389 GBP
View
A
Retailer 13
-
$703 CAD
$502 USD
View
A
Retailer 14
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$806 CAD
$576 USD
View
A
Retailer 15
-
$820 CAD
$586 USD
View
A
Retailer 16
-
$914 CAD
A$1,005 AUD
View
B+
Retailer 17
-
$1,057 CAD
SGD 1,021 SGD
View
B+
Retailer 18
-
$1,202 CAD
$859 USD
View
B+
Retailer 19
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$1,202 CAD
$859 USD
View
Price last confirmed 19 days ago
B+
Retailer 20
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$1,206 CAD
$862 USD
View
B+
Retailer 21
-
$1,276 CAD
$912 USD
View
B+
Retailer 22
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$1,351 CAD
$965 USD
View
B+
Retailer 23
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$1,429 CAD
$1,021 USD
View
Price last confirmed 29 days ago
B+
Retailer 24
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$1,461 CAD
A$1,606 AUD
View
B+
Retailer 25
-
$1,507 CAD
£848 GBP
View
B
Retailer 26
-
$1,740 CAD
$1,243 USD
View
Most Expensive
B
Brilliant Earth
9013048A · Oct 22
$2,309 CAD
$1,650 USD
View
26 more retailers have this diamond
Prices start from $343 CADSave up to $1,966 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
1.03ct Marquise
$343 CAD