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1.29ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG589323095

Shape and cutting style on the report: Round brilliant

Certificate IGI LG589323095

Diamond specifications and retailer prices

From $469 CAD
As of November 5, 2026
Save $795 CAD (63%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,265 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1.29ct lab-grown round diamond

This 1.29ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG589323095 or 589323095. Listed at 8 retailers as of November 4, 2026, with prices from $469 to $1,265, a $795 spread on the same certified stone. MOH London lists it at $1,265. 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

1.29
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589323095
Dimensions6.99 × 6.97 × 4.31 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.99 mm6.97 mm1.29 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589323095
Side View
Table 59.0%Crown 35.2°Girdle: MediumPavilion 41.3°Culet: NoneDepth 61.7%

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: $1,265 CAD|Low: $433 CAD|High: $1,438 CAD|Avg: $773 CAD|+2.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 2$469 CAD
Retailer 6$493 CAD
Retailer 7$534 CAD
Retailer 3$573 CAD
Retailer 5$642 CAD
Retailer 8$649 CAD
Retailer 4$920 CAD
MOH London$1,265 CAD
Retailer 9$1,438 CAD

31 data points across 9 retailers

8 retailers$469 CAD to $1,265 CAD

Retailer 1
-
$261 CAD
Price last confirmed 29 days ago
A
Retailer 2
-
$469 CAD
View
B+
Retailer 3
-
$493 CAD
View
A
Retailer 4
-
$573 CAD
View
B+
Retailer 5
-
$642 CAD
View
B+
Retailer 6
-
$649 CAD
View
B
Retailer 7
-
$920 CAD
View
Most Expensive
B
MOH London
LG589323095 · Nov 4
$1,265 CAD
£713 GBP
View
7 more retailers have this diamond
Prices start from $469 CADSave up to $795 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
1.29ct Round
$469 CAD