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Radiant|Lab Grown|IGI

1.48ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG818654301

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

Certificate IGI LG818654301

Diamond specifications and retailer prices

From $440 CAD
$315 USD
As of October 30, 2026
Save $3,848 CAD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,610 CAD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.48ct lab-grown radiant diamond

This 1.48ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818654301 or 818654301. Listed at 19 retailers as of October 30, 2026, with a 875% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.48
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654301
Dimensions7.90 × 5.79 × 3.80 mm
L/W Ratio1.36
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.90 mm5.79 mm1.48 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654301
Side View
Table 66.0%Crown 41.5°Girdle: MED-STKPavilion 36.5°Culet: NoneDepth 65.6%

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: $4,610 CAD|Low: $440 CAD|High: $6,146 CAD|Avg: $1,655 CAD|-1.5%
Rare Carat
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
Retailer 18
Retailer 19
October 31, 2026
Retailer 8$440 CAD
Retailer 17$510 CAD
Retailer 9$527 CAD
Retailer 7$545 CAD
Retailer 16$545 CAD
Retailer 15$761 CAD
Retailer 19$887 CAD
Retailer 14$937 CAD
Retailer 2$972 CAD
Retailer 18$1,009 CAD
Retailer 4$1,567 CAD
Retailer 3$1,599 CAD
Retailer 6$1,753 CAD
Retailer 5$1,817 CAD
Retailer 11$2,006 CAD
Retailer 13$2,196 CAD
Retailer 10$2,288 CAD
Retailer 12$4,288 CAD
Rare Carat$4,610 CAD

36 data points across 19 retailers

19 retailers$440 CAD to $4,288 CAD

A
Cheapest Retailer
-
$440 CAD
$315 USD
A
Retailer 2
-
$510 CAD
$365 USD
View
A
Retailer 3
-
$527 CAD
$377 USD
View
Final sale: no returns
A
Retailer 4
-
$545 CAD
$390 USD
View
A
Retailer 5
-
$545 CAD
$390 USD
View
A
Retailer 6
-
$761 CAD
$545 USD
View
A
Retailer 7
-
$887 CAD
$635 USD
View
A
Retailer 8
-
$937 CAD
ZAR 10,834 ZAR
View
A
Retailer 9
-
$972 CAD
£548 GBP
View
Retailer 10
-
$1,009 CAD
€688 EUR
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$1,567 CAD
$1,122 USD
View
B+
Retailer 12
-
$1,599 CAD
$1,145 USD
View
B+
Retailer 13
-
$1,753 CAD
$1,255 USD
View
B+
Retailer 14
-
$1,817 CAD
$1,300 USD
View
B+
Retailer 15
-
$2,006 CAD
SGD 1,941 SGD
View
B+
Retailer 16
-
$2,196 CAD
£1,238 GBP
View
B
Retailer 17
-
$2,288 CAD
$1,638 USD
View
B
Retailer 18
-
$4,288 CAD
$3,070 USD
View
Most Expensive
Rare Carat
PD-235961 · Oct 21
$4,610 CAD
$3,300 USD
View
Price last confirmed 9 days ago
18 more retailers have this diamond
Prices start from $440 CADSave up to $3,848 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
1.48ct Radiant
$440 CAD