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Marquise|Lab Grown|IGI

1.03ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG628401222

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG628401222

Diamond specifications and retailer prices

From $311 CAD
$222 USD
As of October 28, 2026
Save $2,307 CAD (88%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $2,617 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 LG628401222 or 628401222. Listed at 27 retailers as of October 28, 2026, with prices from $311 to $2,617, a $2,307 spread on the same certified stone. Do Amore Diamonds lists it at $2,617. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628401222
Dimensions5.12 × 5.12 × 3.25 mm
L/W Ratio1.00
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
5.12 mm5.12 mm1.03 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628401222
Side View
Table 60.0%Crown 33.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.5%

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 28
Current: $2,617 CAD|Low: $273 CAD|High: $2,617 CAD|Avg: $1,042 CAD
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 12
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Retailer 14
Retailer 15
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Retailer 17
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Retailer 19
Retailer 20
October 30, 2026
Retailer 10$273 CAD
Retailer 17$311 CAD
Retailer 6$339 CAD
Retailer 4$529 CAD
Retailer 16$537 CAD
Retailer 8$633 CAD
Retailer 13$633 CAD
Retailer 15$642 CAD
Retailer 20$672 CAD
Retailer 2$693 CAD
Retailer 11$806 CAD
Retailer 19$1,093 CAD
Retailer 12$1,296 CAD
Retailer 7$1,443 CAD
Retailer 18$1,491 CAD
Retailer 9$1,491 CAD
Retailer 14$1,507 CAD
Retailer 3$1,650 CAD
Retailer 5$2,253 CAD
Do Amore Diamonds$2,617 CAD

43 data points across 20 retailers

27 retailers$311 CAD to $2,617 CAD

Retailer 1
-
$273 CAD
$195 USD
Price last confirmed 21 days ago
A
Retailer 2
-
$311 CAD
$222 USD
View
Final sale: no returns
Retailer 3
-
$325 CAD
$232 USD
View
Price last confirmed 30 days ago
Retailer 4
-
$339 CAD
$242 USD
View
Price last confirmed 21 days ago
Retailer 5
-
$339 CAD
$242 USD
View
Price last confirmed 19 days ago
Retailer 6
-
$376 CAD
$269 USD
View
Price last confirmed 31 days ago
Retailer 7
-
$397 CAD
$284 USD
View
Price last confirmed 31 days ago
A
Retailer 8
-
$529 CAD
$378 USD
View
A
Retailer 9
-
$537 CAD
HK$3,000 HKD
View
A
Retailer 10
-
$633 CAD
$452 USD
View
A
Retailer 11
-
$633 CAD
€431 EUR
View
A
Retailer 12
-
$642 CAD
ZAR 7,415 ZAR
View
A
Retailer 13
-
$672 CAD
$480 USD
View
A
Retailer 14
-
$693 CAD
£390 GBP
View
A
Retailer 15
-
$806 CAD
$576 USD
View
B+
Retailer 16
-
$1,093 CAD
$781 USD
View
B+
Retailer 17
-
$1,202 CAD
$859 USD
View
Retailer 18
-
$1,202 CAD
$859 USD
View
Price last confirmed 19 days ago
B+
Retailer 19
-
$1,296 CAD
SGD 1,251 SGD
View
Retailer 20
-
$1,429 CAD
$1,021 USD
View
Price last confirmed 29 days ago
B+
Retailer 21
-
$1,443 CAD
$1,031 USD
View
B+
Retailer 22
-
$1,491 CAD
$1,065 USD
View
Retailer 23
-
$1,491 CAD
A$1,639 AUD
View
Price last confirmed 21 days ago
B+
Retailer 24
-
$1,507 CAD
£848 GBP
View
B
Retailer 25
-
$1,650 CAD
$1,179 USD
View
B
Retailer 26
-
$2,253 CAD
$1,610 USD
View
Most Expensive
B
Do Amore Diamonds
27-AE3709F7E · Oct 29
$2,617 CAD
$1,870 USD
View
26 more retailers have this diamond
Prices start from $311 CADSave up to $2,307 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
$311 CAD