CaratHunter
Plans
Radiant|Lab Grown|IGI

1.15ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG514249750

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

Certificate IGI LG514249750

Diamond specifications and retailer prices

From $263 CAD
As of November 6, 2026
Save $1,177 CAD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,532 CAD at Do Amore Diamonds · As of November 6, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG514249750 or 514249750. Listed at 15 retailers as of November 5, 2026, with a 448% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.2°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG514249750
Dimensions7.33 × 5.11 × 3.57 mm
L/W Ratio1.43
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
7.33 mm5.11 mm1.15 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG514249750
Side View
Table 66.5%Crown 47.2°Girdle: Slightly ThickPavilion 35.6°Culet: NoneDepth 69.9%

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: Nov 6
Current: $2,532 CAD|Low: $263 CAD|High: $2,532 CAD|Avg: $832 CAD|+25.0%
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
Retailer 16
Retailer 17
November 6, 2026
Retailer 4$263 CAD
Retailer 14$305 CAD
Retailer 6$326 CAD
Retailer 17$326 CAD
Retailer 5$401 CAD
Retailer 2$473 CAD
Retailer 9$554 CAD
Retailer 16$574 CAD
Retailer 10$657 CAD
Retailer 12$767 CAD
Retailer 15$775 CAD
Retailer 8$1,035 CAD
Retailer 13$1,055 CAD
Retailer 7$1,160 CAD
Retailer 3$1,401 CAD
Retailer 11$1,440 CAD
Do Amore Diamonds$2,532 CAD

32 data points across 17 retailers

15 retailers$263 CAD to $1,440 CAD

A
Cheapest Retailer
-
$263 CAD
A
Retailer 2
-
$305 CAD
View
A
Retailer 3
-
$326 CAD
View
Retailer 4
-
$326 CAD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$401 CAD
View
A
Retailer 6
-
$473 CAD
View
A
Retailer 7
-
$574 CAD
View
B+
Retailer 8
-
$657 CAD
View
B+
Retailer 9
-
$767 CAD
View
B+
Retailer 10
-
$775 CAD
View
B
Retailer 11
-
$1,055 CAD
View
B
Retailer 12
-
$1,160 CAD
View
B
Retailer 13
-
$1,401 CAD
View
B
Retailer 14
-
$1,440 CAD
View
Most Expensive
Do Amore Diamonds
27-6846E020A · Nov 6
$2,532 CAD
$1,800 USD
View
Price under review
14 more retailers have this diamond
Prices start from $263 CADSave up to $1,177 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
$263 CAD