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Heart|Lab Grown|IGI

1.27ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG591310918

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG591310918

Diamond specifications and retailer prices

From $261 CAD
$187 USD
As of October 30, 2026
Save $2,595 CAD (91%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,856 CAD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.27ct lab-grown heart diamond

This 1.27ct lab-grown heart 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 LG591310918 or 591310918. Listed at 19 retailers as of October 27, 2026, with prices from $261 to $2,856, a $2,595 spread on the same certified stone. Queensmith lists it at $2,856. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591310918
Dimensions6.96 × 7.33 × 4.29 mm
L/W Ratio1.05
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
6.96 mm7.33 mm1.27 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591310918
Side View
Table 58.0%Crown 35.8°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 58.5%

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: $1,034 CAD|Low: $261 CAD|High: $1,533 CAD|Avg: $706 CAD|-14.0%
Retailer 1
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
October 30, 2026
Retailer 8$261 CAD
Retailer 6$292 CAD
Retailer 4$303 CAD
Retailer 3$324 CAD
Retailer 16$324 CAD
Retailer 10$551 CAD
Retailer 12$557 CAD
Retailer 7$570 CAD
Retailer 9$588 CAD
Retailer 2$657 CAD
Retailer 13$791 CAD
Retailer 1$1,034 CAD
Retailer 15$1,042 CAD
Retailer 14$1,046 CAD
Retailer 5$1,118 CAD
Retailer 11$1,524 CAD

42 data points across 16 retailers

19 retailers$261 CAD to $2,856 CAD

A
Cheapest Retailer
-
$261 CAD
$187 USD
A
Retailer 2
-
$292 CAD
$209 USD
View
Final sale: no returns
A
Retailer 3
-
$303 CAD
$217 USD
View
A
Retailer 4
-
$324 CAD
$232 USD
View
A
Retailer 5
-
$324 CAD
$232 USD
View
Retailer 6
-
$359 CAD
$257 USD
View
Price last confirmed 35 days ago
A
Retailer 7
-
$551 CAD
€376 EUR
View
A
Retailer 8
-
$557 CAD
ZAR 6,438 ZAR
View
A
Retailer 9
-
$570 CAD
$408 USD
View
A
Retailer 10
-
$588 CAD
£331 GBP
View
A
Retailer 11
-
$657 CAD
$470 USD
View
B+
Retailer 12
-
$791 CAD
A$871 AUD
View
B+
Retailer 13
-
$821 CAD
$588 USD
View
B+
Retailer 14
-
$1,034 CAD
$740 USD
View
B+
Retailer 15
-
$1,042 CAD
$746 USD
View
Retailer 16
-
$1,046 CAD
$749 USD
View
Price last confirmed 11 days ago
B
Retailer 17
-
$1,118 CAD
$800 USD
View
B
Retailer 18
-
$1,524 CAD
£859 GBP
View
Most Expensive
B
Queensmith
LG591310918 · Oct 27
$2,856 CAD
£1,610 GBP
View
18 more retailers have this diamond
Prices start from $261 CADSave up to $2,595 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
1.27ct Heart
$261 CAD