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Round|Lab Grown|IGI

1.51ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG792697758

Shape and cutting style on the report: Round brilliant

Certificate IGI LG792697758

Diamond specifications and retailer prices

From $267 CAD
As of November 5, 2026
Save $1,276 CAD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,543 CAD at MOH London · As of November 5, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG792697758 or 792697758. Listed at 19 retailers as of November 5, 2026, with prices from $267 to $1,543, a $1,276 spread on the same certified stone. MOH London lists it at $1,543. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792697758
Dimensions7.43 × 7.38 × 4.51 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.43 mm7.38 mm1.51 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792697758
Side View
Table 56.0%Crown 32°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
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: Nov 5
Current: $1,543 CAD|Low: $261 CAD|High: $1,596 CAD|Avg: $715 CAD|-3.1%
MOH London
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
November 6, 2026
Retailer 6$267 CAD
Retailer 16$297 CAD
Retailer 15$310 CAD
Retailer 11$331 CAD
Retailer 7$332 CAD
Retailer 3$580 CAD
Retailer 8$587 CAD
Retailer 2$594 CAD
Retailer 13$723 CAD
Retailer 14$796 CAD
Retailer 9$877 CAD
Retailer 10$992 CAD
Retailer 12$1,063 CAD
Retailer 4$1,080 CAD
Retailer 5$1,138 CAD
MOH London$1,543 CAD

34 data points across 16 retailers

19 retailers$267 CAD to $1,543 CAD

Retailer 1
-
$265 CAD
Price last confirmed 49 days ago
A
Retailer 2
-
$267 CAD
View
A
Retailer 3
-
$297 CAD
View
Final sale: no returns
A
Retailer 4
-
$310 CAD
View
Retailer 5
-
$324 CAD
View
Price last confirmed 48 days ago
A
Retailer 6
-
$331 CAD
View
Retailer 7
-
$332 CAD
View
Price last confirmed 12 days ago
B+
Retailer 8
-
$580 CAD
View
A
Retailer 9
-
$587 CAD
View
A
Retailer 10
-
$594 CAD
View
B+
Retailer 11
-
$723 CAD
View
B+
Retailer 12
-
$796 CAD
View
B+
Retailer 13
-
$877 CAD
View
B+
Retailer 14
-
$992 CAD
View
Retailer 15
-
$1,057 CAD
View
Price last confirmed 46 days ago
B+
Retailer 16
-
$1,063 CAD
View
B+
Retailer 17
-
$1,080 CAD
View
B+
Retailer 18
-
$1,138 CAD
View
Most Expensive
B
MOH London
LG792697758 · Nov 5
$1,543 CAD
£870 GBP
View
18 more retailers have this diamond
Prices start from $267 CADSave up to $1,276 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
$267 CAD