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Round|Lab Grown|IGI

1.51ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG784654518

Shape and cutting style on the report: Round brilliant

Certificate IGI LG784654518

Diamond specifications and retailer prices

From $307 CAD
$220 USD
As of October 29, 2026
Save $3,312 CAD (92%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,619 CAD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG784654518 or 784654518. Listed at 24 retailers as of October 27, 2026, with prices from $307 to $3,619, a $3,312 spread on the same certified stone. Queensmith lists it at $3,619. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784654518
Dimensions7.33 × 7.35 × 4.52 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
7.33 mm7.35 mm1.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784654518
Side View
Table 57.0%Crown 35°Girdle: MediumPavilion 40.5°Culet: NoneDepth 61.6%

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 29
Current: $1,387 CAD|Low: $307 CAD|High: $1,984 CAD|Avg: $948 CAD|-14.0%
Retailer 1
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Retailer 22
October 30, 2026
Retailer 8$307 CAD
Retailer 10$342 CAD
Retailer 3$356 CAD
Retailer 14$380 CAD
Retailer 22$380 CAD
Retailer 5$514 CAD
Retailer 12$615 CAD
Retailer 9$648 CAD
Retailer 20$653 CAD
Retailer 16$705 CAD
Retailer 4$735 CAD
Retailer 18$751 CAD
Retailer 15$806 CAD
Retailer 21$888 CAD
Retailer 13$1,222 CAD
Retailer 7$1,226 CAD
Retailer 11$1,296 CAD
Retailer 19$1,378 CAD
Retailer 1$1,387 CAD
Retailer 2$1,526 CAD
Retailer 17$1,676 CAD
Retailer 6$1,754 CAD

30 data points across 22 retailers

24 retailers$307 CAD to $3,619 CAD

A
Cheapest Retailer
-
$307 CAD
$220 USD
A
Retailer 2
-
$342 CAD
$245 USD
View
Final sale: no returns
A
Retailer 3
-
$356 CAD
$255 USD
View
A
Retailer 4
-
$380 CAD
$272 USD
View
A
Retailer 5
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$380 CAD
$272 USD
View
B+
Retailer 6
-
$514 CAD
$368 USD
View
A
Retailer 7
-
$615 CAD
£347 GBP
View
A
Retailer 8
-
$648 CAD
$464 USD
View
A
Retailer 9
-
$653 CAD
ZAR 7,554 ZAR
View
A
Retailer 10
-
$705 CAD
£397 GBP
View
A
Retailer 11
-
$735 CAD
$526 USD
View
B+
Retailer 12
-
$751 CAD
€512 EUR
View
B+
Retailer 13
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$806 CAD
A$888 AUD
View
B+
Retailer 14
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$888 CAD
A$978 AUD
View
B+
Retailer 15
-
$1,222 CAD
$875 USD
View
B+
Retailer 16
-
$1,226 CAD
$878 USD
View
B
Retailer 17
-
$1,296 CAD
$928 USD
View
B+
Retailer 18
-
$1,378 CAD
A$1,518 AUD
View
B
Retailer 19
-
$1,387 CAD
$993 USD
View
B+
Retailer 20
-
$1,526 CAD
£860 GBP
View
B
Retailer 21
-
$1,548 CAD
$1,108 USD
View
B
Retailer 22
-
$1,676 CAD
$1,200 USD
View
B
Retailer 23
-
$1,754 CAD
$1,256 USD
View
Most Expensive
B
Queensmith
LG784654518 · Oct 27
$3,619 CAD
£2,040 GBP
View
23 more retailers have this diamond
Prices start from $307 CADSave up to $3,312 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
1.51ct Round
$307 CAD