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Marquise|Lab Grown|IGI

1.03ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG811619625

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811619625

Diamond specifications and retailer prices

From $353 CAD
$253 USD
As of October 30, 2026
Save $1,924 CAD (84%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,277 CAD at Brilliant Earth · As of October 31, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811619625 or 811619625. Listed at 24 retailers as of October 30, 2026, with prices from $353 to $2,277, a $1,924 spread on the same certified stone. Brilliant Earth lists it at $2,277. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811619625
Dimensions10.27 × 5.42 × 3.24 mm
L/W Ratio1.89
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
10.27 mm5.42 mm1.03 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811619625
Side View
Table 60.0%Crown 32.6°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 59.8%

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 30
Current: $2,277 CAD|Low: $339 CAD|High: $3,492 CAD|Avg: $1,074 CAD|-34.8%
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 31, 2026
Retailer 6$353 CAD
Retailer 3$409 CAD
Retailer 4$437 CAD
Retailer 5$437 CAD
Retailer 13$452 CAD
Retailer 10$589 CAD
Retailer 17$594 CAD
Retailer 15$752 CAD
Retailer 14$796 CAD
Retailer 2$834 CAD
Retailer 11$843 CAD
Retailer 16$1,065 CAD
Retailer 8$1,108 CAD
Retailer 7$1,407 CAD
Retailer 9$1,703 CAD
Retailer 18$1,756 CAD
Retailer 12$2,018 CAD
Brilliant Earth$2,277 CAD

31 data points across 18 retailers

24 retailers$353 CAD to $2,277 CAD

A
Cheapest Retailer
-
$353 CAD
$253 USD
A
Retailer 2
-
$395 CAD
$283 USD
View
Final sale: no returns
A
Retailer 3
-
$409 CAD
$293 USD
View
A
Retailer 4
-
$437 CAD
$313 USD
View
A
Retailer 5
-
$437 CAD
$313 USD
View
A
Retailer 6
-
$452 CAD
£255 GBP
View
A
Retailer 7
-
$589 CAD
$422 USD
View
A
Retailer 8
-
$594 CAD
$425 USD
View
A
Retailer 9
-
$752 CAD
ZAR 8,698 ZAR
View
A
Retailer 10
-
$779 CAD
$558 USD
View
A
Retailer 11
-
$796 CAD
€543 EUR
View
A
Retailer 12
-
$819 CAD
$586 USD
View
A
Retailer 13
-
$834 CAD
£470 GBP
View
A
Retailer 14
-
$843 CAD
A$928 AUD
View
B+
Retailer 15
-
$1,065 CAD
A$1,173 AUD
View
B+
Retailer 16
-
$1,108 CAD
$793 USD
View
B+
Retailer 17
-
$1,177 CAD
SGD 1,139 SGD
View
B+
Retailer 18
-
$1,407 CAD
$1,007 USD
View
B
Retailer 19
-
$1,479 CAD
$1,059 USD
View
B
Retailer 20
-
$1,703 CAD
£960 GBP
View
B+
Retailer 21
-
$1,756 CAD
£990 GBP
View
B
Retailer 22
-
$1,902 CAD
$1,362 USD
View
B
Retailer 23
-
$2,018 CAD
A$2,222 AUD
View
Most Expensive
B
Brilliant Earth
20879646A · Oct 31
$2,277 CAD
$1,630 USD
View
23 more retailers have this diamond
Prices start from $353 CADSave up to $1,924 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
$353 CAD