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Radiant|Lab Grown|IGI

1.38ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG840633231

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

Certificate IGI LG840633231

Diamond specifications and retailer prices

From $492 CAD
$352 USD
As of October 30, 2026
Save $3,280 CAD (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,330 CAD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.38ct lab-grown radiant diamond

This 1.38ct 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 LG840633231 or 840633231. Listed at 13 retailers as of October 30, 2026, with a 667% 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

1.38
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840633231
Dimensions7.60 × 5.61 × 3.75 mm
L/W Ratio1.35
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
7.60 mm5.61 mm1.38 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840633231
Side View
Table 69.0%Crown 44.8°Girdle: Slightly ThickPavilion 36.4°Culet: NoneDepth 66.8%

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: $4,330 CAD|Low: $492 CAD|High: $5,727 CAD|Avg: $1,706 CAD|-0.5%
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
October 30, 2026
Retailer 4$492 CAD
Retailer 6$528 CAD
Retailer 10$803 CAD
Retailer 11$837 CAD
Retailer 9$879 CAD
Retailer 7$905 CAD
Retailer 3$949 CAD
Retailer 13$1,376 CAD
Retailer 12$1,572 CAD
Retailer 8$2,061 CAD
Retailer 5$2,134 CAD
Retailer 2$3,772 CAD
Rare Carat$4,330 CAD

23 data points across 13 retailers

13 retailers$492 CAD to $3,772 CAD

A
Cheapest Retailer
-
$492 CAD
$352 USD
Final sale: no returns
A
Retailer 2
-
$528 CAD
£298 GBP
View
A
Retailer 3
-
$803 CAD
$575 USD
View
A
Retailer 4
-
$837 CAD
$599 USD
View
A
Retailer 5
-
$879 CAD
ZAR 10,167 ZAR
View
A
Retailer 6
-
$905 CAD
£510 GBP
View
A
Retailer 7
-
$949 CAD
€647 EUR
View
B+
Retailer 8
-
$1,376 CAD
$985 USD
View
B+
Retailer 9
-
$1,572 CAD
$1,125 USD
View
B+
Retailer 10
-
$2,061 CAD
£1,162 GBP
View
B
Retailer 11
-
$2,134 CAD
$1,528 USD
View
B
Retailer 12
-
$3,772 CAD
$2,700 USD
View
Most Expensive
Rare Carat
PD-251763 · Oct 21
$4,330 CAD
$3,100 USD
View
Price last confirmed 9 days ago
12 more retailers have this diamond
Prices start from $492 CADSave up to $3,280 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
1.38ct Radiant
$492 CAD