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Round|Lab Grown|IGI

1.14ct I SI1 Round Lab Grown Diamond

ID • I/SI1 • IGI LG400943059

Shape and cutting style on the report: Round brilliant

Certificate IGI LG400943059

Diamond specifications and retailer prices

From $511 CAD
$366 USD
As of October 30, 2026
Save $965 CAD (65%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,476 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.14ct lab-grown round diamond

This 1.14ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG400943059 or 400943059. Listed at 5 retailers as of October 29, 2026, with prices from $511 to $1,476, a $965 spread on the same certified stone. MOH London lists it at $1,476. 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

1.14
Carat
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG400943059
Dimensions6.70 × 6.68 × 4.09 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.70 mm6.68 mm1.14 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG400943059
Side View
Table 58.0%Crown 34.8°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.1%

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: Oct 30
Current: $1,476 CAD|Low: $476 CAD|High: $1,487 CAD|Avg: $784 CAD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 21, 2026
Retailer 3$511 CAD
Retailer 2$587 CAD
Retailer 5$619 CAD
Retailer 4$735 CAD
MOH London$1,476 CAD

10 data points across 5 retailers

5 retailers$511 CAD to $1,476 CAD

A
Cheapest Retailer
-
$511 CAD
$366 USD
Retailer 2
-
$587 CAD
$420 USD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$619 CAD
$443 USD
View
A
Retailer 4
-
$735 CAD
$526 USD
View
Most Expensive
A
MOH London
LG400943059 · Oct 29
$1,476 CAD
£832 GBP
View
4 more retailers have this diamond
Prices start from $511 CADSave up to $965 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
1.14ct Round
$511 CAD