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Round|Lab Grown|IGI

1.40ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG602355145

Shape and cutting style on the report: Round brilliant

Certificate IGI LG602355145

Diamond specifications and retailer prices

From $245 CAD
$175 USD
As of October 29, 2026
Save $2,106 CAD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,351 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.4ct lab-grown round diamond

This 1.4ct 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 LG602355145 or 602355145. Listed at 10 retailers as of October 29, 2026, with prices from $245 to $2,351, a $2,106 spread on the same certified stone. Do Amore Diamonds lists it at $2,351. 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

1.40
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG602355145
Dimensions7.18 × 7.26 × 4.39 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.18 mm7.26 mm1.40 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG602355145
Side View
Table 58.0%Crown 33.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,351 CAD|Low: $196 CAD|High: $2,351 CAD|Avg: $1,071 CAD|+2.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 8$245 CAD
Retailer 11$272 CAD
Retailer 6$284 CAD
Retailer 10$540 CAD
Retailer 13$607 CAD
Retailer 3$753 CAD
Retailer 12$761 CAD
Retailer 7$1,030 CAD
Retailer 9$1,076 CAD
Retailer 5$1,554 CAD
Retailer 2$1,573 CAD
Retailer 4$1,986 CAD
Do Amore Diamonds$2,351 CAD

15 data points across 13 retailers

10 retailers$245 CAD to $2,351 CAD

A
Cheapest Retailer
-
$245 CAD
$175 USD
A
Retailer 2
-
$272 CAD
$194 USD
View
Final sale: no returns
A
Retailer 3
-
$284 CAD
$203 USD
View
B+
Retailer 4
-
$540 CAD
$386 USD
View
B
Retailer 5
-
$1,030 CAD
$736 USD
View
B
Retailer 6
-
$1,076 CAD
$769 USD
View
B
Retailer 7
-
$1,554 CAD
$1,110 USD
View
B
Retailer 8
-
$1,573 CAD
£885 GBP
View
B
Retailer 9
-
$2,197 CAD
$1,570 USD
View
Most Expensive
B
Do Amore Diamonds
27-677625FB0 · Oct 29
$2,351 CAD
$1,680 USD
View
9 more retailers have this diamond
Prices start from $245 CADSave up to $2,106 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
1.40ct Round
$245 CAD