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Radiant|Lab Grown|IGI

1.15ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG574325826

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG574325826

Diamond specifications and retailer prices

From $211 CAD
As of November 6, 2026
Save $1,815 CAD (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,026 CAD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.15ct lab-grown radiant diamond

This 1.15ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG574325826 or 574325826. Listed at 12 retailers as of November 2, 2026, with prices from $211 to $2,026, a $1,815 spread on the same certified stone. Do Amore Diamonds lists it at $2,026. 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

1.15
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG574325826
Dimensions7.39 × 5.14 × 3.42 mm
L/W Ratio1.44
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
7.39 mm5.14 mm1.15 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG574325826
Side View
Table 65.0%Crown 44.7°Girdle: MED-STKPavilion 34.6°Culet: NoneDepth 66.5%

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 6
Current: $2,026 CAD|Low: $166 CAD|High: $2,026 CAD|Avg: $741 CAD
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
Retailer 14
Retailer 15
November 4, 2026
Retailer 11$211 CAD
Retailer 15$236 CAD
Retailer 14$245 CAD
Retailer 8$373 CAD
Retailer 6$467 CAD
Retailer 13$481 CAD
Retailer 3$543 CAD
Retailer 2$619 CAD
Retailer 7$665 CAD
Retailer 10$886 CAD
Retailer 12$927 CAD
Retailer 4$965 CAD
Retailer 5$971 CAD
Retailer 9$1,346 CAD
Do Amore Diamonds$2,026 CAD

39 data points across 15 retailers

12 retailers$211 CAD to $2,026 CAD

A
Cheapest Retailer
-
$211 CAD
A
Retailer 2
-
$236 CAD
View
Final sale: no returns
A
Retailer 3
-
$245 CAD
View
A
Retailer 4
-
$373 CAD
View
B+
Retailer 5
-
$481 CAD
View
B+
Retailer 6
-
$619 CAD
View
Retailer 7
-
$657 CAD
View
Price last confirmed 59 days ago
B+
Retailer 8
-
$738 CAD
View
B+
Retailer 9
-
$886 CAD
View
B+
Retailer 10
-
$927 CAD
View
B
Retailer 11
-
$1,346 CAD
View
Most Expensive
B
Do Amore Diamonds
27-0866E438A · Nov 2
$2,026 CAD
$1,440 USD
View
11 more retailers have this diamond
Prices start from $211 CADSave up to $1,815 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
1.15ct Radiant
$211 CAD