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Radiant|Lab Grown|IGI

1.30ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG648436048

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

Certificate IGI LG648436048

Diamond specifications and retailer prices

From $215 CAD
$154 USD
As of October 30, 2026
Save $1,246 CAD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,461 CAD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.3ct lab-grown radiant diamond

This 1.3ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG648436048 or 648436048. Listed at 16 retailers as of October 30, 2026, with prices from $215 to $1,461, a $1,246 spread on the same certified stone. Reve Diamonds lists it at $1,461. 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

1.30
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.6°
Pavilion angle30°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648436048
Dimensions7.39 × 5.34 × 3.60 mm
L/W Ratio1.38
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.39 mm5.34 mm1.30 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648436048
Side View
Table 60.0%Crown 40.6°Girdle: MED-STKPavilion 30°Culet: NoneDepth 67.4%

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: $461 CAD|Low: $215 CAD|High: $1,461 CAD|Avg: $676 CAD|+3.7%
Retailer 1
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
Reve Diamonds
October 31, 2026
Retailer 5$215 CAD
Retailer 3$239 CAD
Retailer 11$267 CAD
Retailer 16$267 CAD
Retailer 4$320 CAD
Retailer 10$360 CAD
Retailer 1$461 CAD
Retailer 9$519 CAD
Retailer 2$622 CAD
Retailer 15$684 CAD
Retailer 8$759 CAD
Retailer 6$855 CAD
Retailer 13$904 CAD
Retailer 7$933 CAD
Retailer 14$1,159 CAD
Retailer 12$1,251 CAD
Reve Diamonds$1,461 CAD

16 data points across 17 retailers

16 retailers$215 CAD to $1,461 CAD

A
Cheapest Retailer
-
$215 CAD
$154 USD
A
Retailer 2
-
$239 CAD
$171 USD
View
Final sale: no returns
A
Retailer 3
-
$267 CAD
$191 USD
View
A
Retailer 4
-
$267 CAD
$191 USD
View
Retailer 5
-
$320 CAD
£180 GBP
View
Price last confirmed 15 days ago
B+
Retailer 6
-
$360 CAD
$258 USD
View
A
Retailer 7
-
$461 CAD
£260 GBP
View
A
Retailer 8
-
$519 CAD
£292 GBP
View
B+
Retailer 9
-
$622 CAD
$445 USD
View
B+
Retailer 10
-
$684 CAD
$490 USD
View
B+
Retailer 11
-
$855 CAD
$612 USD
View
B+
Retailer 12
-
$904 CAD
$647 USD
View
B
Retailer 13
-
$933 CAD
$668 USD
View
Retailer 14
-
$1,159 CAD
$830 USD
View
Price last confirmed 10 days ago
B
Retailer 15
-
$1,251 CAD
£705 GBP
View
Most Expensive
B
Reve Diamonds
F3D683A23 · Oct 30
$1,461 CAD
$1,046 USD
View
15 more retailers have this diamond
Prices start from $215 CADSave up to $1,246 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
1.30ct Radiant
$215 CAD