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1.30ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG757504789

Shape and cutting style on the report: Round brilliant

Certificate IGI LG757504789

Diamond specifications and retailer prices

From $592 CAD
As of November 6, 2026
Save $1,002 CAD (63%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,595 CAD at MOH London · As of November 2, 2026
View at MOH London

About this 1.3ct lab-grown round diamond

This 1.3ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG757504789 or 757504789. Listed at 7 retailers as of November 2, 2026, with prices from $592 to $1,595, a $1,002 spread on the same certified stone. MOH London lists it at $1,595. 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

1.30
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG757504789
Dimensions7.00 × 6.96 × 4.33 mm
L/W Ratio1.01
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
7.00 mm6.96 mm1.30 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG757504789
Side View
Table 59.0%Crown 33.6°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $1,595 CAD|Low: $553 CAD|High: $1,596 CAD|Avg: $798 CAD|+1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6$570 CAD
Retailer 5$592 CAD
Retailer 3$608 CAD
Retailer 2$612 CAD
Retailer 4$689 CAD
Retailer 7$775 CAD
MOH London$1,595 CAD

44 data points across 7 retailers

7 retailers$592 CAD to $1,595 CAD

Retailer 1
-
$570 CAD
Price last confirmed 8 days ago
A
Retailer 2
-
$592 CAD
View
A
Retailer 3
-
$608 CAD
View
A
Retailer 4
-
$612 CAD
View
B+
Retailer 5
-
$689 CAD
View
B+
Retailer 6
-
$775 CAD
View
Most Expensive
B
MOH London
LG757504789 · Nov 2
$1,595 CAD
£899 GBP
View
6 more retailers have this diamond
Prices start from $592 CADSave up to $1,002 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
1.30ct Round
$592 CAD