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Marquise|Lab Grown|IGI

1.31ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG741579516

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG741579516

Diamond specifications and retailer prices

From $374 CAD
$267 USD
As of October 27, 2026
Save $1,688 CAD (82%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $3,625 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.31ct lab-grown marquise diamond

This 1.31ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG741579516 or 741579516. Listed at 26 retailers as of October 27, 2026, with a 452% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741579516
Dimensions5.72 × 5.72 × 3.46 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
5.72 mm5.72 mm1.31 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741579516
Side View
Table 60.0%Crown 35.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.5%

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 27
Current: $3,625 CAD|Low: $297 CAD|High: $3,625 CAD|Avg: $1,221 CAD
Do Amore Diamonds
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
Retailer 19
October 29, 2026
Retailer 5$360 CAD
Retailer 7$417 CAD
Retailer 4$463 CAD
Retailer 11$565 CAD
Retailer 19$567 CAD
Retailer 8$620 CAD
Retailer 6$634 CAD
Retailer 15$879 CAD
Retailer 2$904 CAD
Retailer 13$935 CAD
Retailer 3$1,148 CAD
Retailer 16$1,201 CAD
Retailer 14$1,248 CAD
Retailer 18$1,425 CAD
Retailer 10$1,876 CAD
Retailer 17$1,945 CAD
Retailer 9$1,967 CAD
Retailer 12$2,062 CAD
Do Amore Diamonds$3,625 CAD

43 data points across 19 retailers

26 retailers$374 CAD to $2,062 CAD

Retailer 1
-
$360 CAD
$257 USD
Price last confirmed 27 days ago
A
Retailer 2
-
$374 CAD
$267 USD
View
A
Retailer 3
-
$417 CAD
$298 USD
View
Final sale: no returns
Retailer 4
-
$434 CAD
$310 USD
View
Price last confirmed 31 days ago
A
Retailer 5
-
$463 CAD
$331 USD
View
Retailer 6
-
$463 CAD
$331 USD
View
Price last confirmed 26 days ago
A
Retailer 7
-
$463 CAD
$331 USD
View
A
Retailer 8
-
$565 CAD
$404 USD
View
A
Retailer 9
-
$567 CAD
$405 USD
View
A
Retailer 10
-
$620 CAD
$443 USD
View
A
Retailer 11
-
$634 CAD
$453 USD
View
B+
Retailer 12
-
$879 CAD
ZAR 10,151 ZAR
View
B+
Retailer 13
-
$904 CAD
£509 GBP
View
B+
Retailer 14
-
$935 CAD
A$1,028 AUD
View
B+
Retailer 15
-
$1,148 CAD
$820 USD
View
B+
Retailer 16
-
$1,201 CAD
A$1,320 AUD
View
B+
Retailer 17
-
$1,248 CAD
A$1,372 AUD
View
B
Retailer 18
-
$1,425 CAD
$1,018 USD
View
Retailer 19
-
$1,646 CAD
$1,176 USD
View
Price last confirmed 29 days ago
B
Retailer 20
-
$1,646 CAD
$1,176 USD
View
B
Retailer 21
-
$1,876 CAD
$1,341 USD
View
B
Retailer 22
-
$1,945 CAD
$1,390 USD
View
B
Retailer 23
-
$1,967 CAD
$1,405 USD
View
B
Retailer 24
-
$2,062 CAD
£1,160 GBP
View
Retailer 25
-
$3,317 CAD
$2,370 USD
View
Price under review
Most Expensive
Do Amore Diamonds
23-741579516 · Oct 29
$3,625 CAD
$2,590 USD
View
Price under review
25 more retailers have this diamond
Prices start from $374 CADSave up to $1,688 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
1.31ct Marquise
$374 CAD