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Round|Lab Grown|IGI

1.51ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG792616784

Shape and cutting style on the report: Round brilliant

Certificate IGI LG792616784

Diamond specifications and retailer prices

From $270 CAD
$193 USD
As of October 29, 2026
Save $1,313 CAD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,582 CAD at MOH London · As of October 29, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG792616784 or 792616784. Listed at 19 retailers as of October 29, 2026, with prices from $270 to $1,582, a $1,313 spread on the same certified stone. MOH London lists it at $1,582. 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
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792616784
Dimensions7.34 × 7.29 × 4.55 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
7.34 mm7.29 mm1.51 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792616784
Side View
Table 56.0%Crown 33.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.2%

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 29
Current: $1,582 CAD|Low: $264 CAD|High: $1,616 CAD|Avg: $763 CAD|-0.7%
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
October 31, 2026
Retailer 4$270 CAD
Retailer 13$302 CAD
Retailer 12$313 CAD
Retailer 5$337 CAD
Retailer 6$337 CAD
Retailer 14$585 CAD
Retailer 16$609 CAD
Retailer 10$633 CAD
Retailer 11$799 CAD
Retailer 9$866 CAD
Retailer 7$999 CAD
Retailer 2$1,077 CAD
Retailer 15$1,088 CAD
Retailer 3$1,151 CAD
Retailer 8$1,201 CAD
MOH London$1,582 CAD

37 data points across 16 retailers

19 retailers$270 CAD to $1,582 CAD

Retailer 1
-
$270 CAD
$193 USD
Price last confirmed 43 days ago
A
Retailer 2
-
$270 CAD
$193 USD
View
A
Retailer 3
-
$302 CAD
$216 USD
View
Final sale: no returns
A
Retailer 4
-
$313 CAD
$224 USD
View
Retailer 5
-
$328 CAD
$235 USD
View
Price last confirmed 42 days ago
A
Retailer 6
-
$337 CAD
$241 USD
View
A
Retailer 7
-
$337 CAD
$241 USD
View
B+
Retailer 8
-
$585 CAD
$419 USD
View
A
Retailer 9
-
$609 CAD
£343 GBP
View
A
Retailer 10
-
$633 CAD
$453 USD
View
B+
Retailer 11
-
$799 CAD
$572 USD
View
B+
Retailer 12
-
$866 CAD
$620 USD
View
Retailer 13
-
$999 CAD
$715 USD
View
Price last confirmed 10 days ago
Retailer 14
-
$1,070 CAD
$766 USD
View
Price last confirmed 40 days ago
B
Retailer 15
-
$1,077 CAD
$771 USD
View
B+
Retailer 16
-
$1,088 CAD
SGD 1,053 SGD
View
B+
Retailer 17
-
$1,151 CAD
$824 USD
View
B
Retailer 18
-
$1,201 CAD
$860 USD
View
Most Expensive
B
MOH London
LG792616784 · Oct 29
$1,582 CAD
£892 GBP
View
18 more retailers have this diamond
Prices start from $270 CADSave up to $1,313 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
$270 CAD