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Radiant|Lab Grown|IGI

1.38ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG801686053

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

Certificate IGI LG801686053

Diamond specifications and retailer prices

From $629 CAD
$450 USD
As of October 30, 2026
Save $3,520 CAD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,316 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 LG801686053 or 801686053. Listed at 15 retailers as of October 30, 2026, with a 560% 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 angle43.9°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801686053
Dimensions7.92 × 5.51 × 3.76 mm
L/W Ratio1.44
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
7.92 mm5.51 mm1.38 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801686053
Side View
Table 64.0%Crown 43.9°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 68.2%

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: $4,316 CAD|Low: $450 CAD|High: $5,881 CAD|Avg: $2,088 CAD|+12.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 4$629 CAD
Retailer 5$637 CAD
Retailer 7$785 CAD
Retailer 12$824 CAD
Retailer 10$905 CAD
Retailer 11$1,040 CAD
Retailer 3$1,109 CAD
Retailer 9$1,639 CAD
Retailer 6$2,413 CAD
Retailer 8$3,995 CAD
Retailer 2$4,149 CAD
Rare Carat$4,316 CAD

35 data points across 12 retailers

15 retailers$629 CAD to $4,149 CAD

Retailer 1
-
$475 CAD
$340 USD
Price last confirmed 19 days ago
Retailer 2
-
$550 CAD
$394 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
$629 CAD
$450 USD
View
Final sale: no returns
A
Retailer 4
-
$637 CAD
£359 GBP
View
A
Retailer 5
-
$785 CAD
$562 USD
View
A
Retailer 6
-
$824 CAD
$590 USD
View
A
Retailer 7
-
$905 CAD
$648 USD
View
A
Retailer 8
-
$1,040 CAD
€709 EUR
View
A
Retailer 9
-
$1,109 CAD
$794 USD
View
B+
Retailer 10
-
$1,639 CAD
$1,173 USD
View
Retailer 11
-
$2,087 CAD
$1,494 USD
View
Price last confirmed 20 days ago
B+
Retailer 12
-
$2,413 CAD
£1,360 GBP
View
B
Retailer 13
-
$3,995 CAD
$2,860 USD
View
B
Retailer 14
-
$4,149 CAD
$2,970 USD
View
Most Expensive
Rare Carat
B88-9B · Oct 21
$4,316 CAD
$3,090 USD
View
Price last confirmed 9 days ago
14 more retailers have this diamond
Prices start from $629 CADSave up to $3,520 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
$629 CAD