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Radiant|Lab Grown|IGI

4.02ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG780666053

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

Certificate IGI LG780666053

Diamond specifications and retailer prices

From $4,987 CAD
$3,563 USD
As of October 29, 2026
Save $25,846 CAD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $30,833 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.02ct lab-grown radiant diamond

This 4.02ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780666053 or 780666053. Listed at 15 retailers as of October 29, 2026, with prices from $4,987 to $30,833, a $25,846 spread on the same certified stone. Do Amore Diamonds lists it at $30,833. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.02
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780666053
Dimensions11.02 × 7.91 × 5.26 mm
L/W Ratio1.39
Culet sizePointed
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
11.02 mm7.91 mm4.02 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780666053
Side View
Table 59.0%Crown 42.4°Girdle: ThickPavilion 34.2°Culet: NoneDepth 66.5%

Caratlytics Score

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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 29
Current: $30,833 CAD|Low: $4,987 CAD|High: $42,268 CAD|Avg: $13,533 CAD|-27.1%
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
October 29, 2026
Retailer 8$4,987 CAD
Retailer 6$5,416 CAD
Retailer 10$5,869 CAD
Retailer 3$5,885 CAD
Retailer 9$7,317 CAD
Retailer 7$8,073 CAD
Retailer 12$10,137 CAD
Retailer 5$10,707 CAD
Retailer 2$12,357 CAD
Retailer 11$14,159 CAD
Retailer 4$29,616 CAD
Do Amore Diamonds$30,833 CAD

34 data points across 12 retailers

15 retailers$4,987 CAD to $30,833 CAD

A
Cheapest Retailer
-
$4,987 CAD
$3,563 USD
A
Retailer 2
-
$5,416 CAD
$3,870 USD
View
A
Retailer 3
-
$5,869 CAD
$4,193 USD
View
A
Retailer 4
-
$5,885 CAD
$4,205 USD
View
Final sale: no returns
A
Retailer 5
-
$5,966 CAD
$4,263 USD
View
Price last confirmed 29 days ago
A
Retailer 6
-
$6,252 CAD
$4,467 USD
View
Price last confirmed 32 days ago
A
Retailer 7
-
$7,317 CAD
$5,228 USD
View
A
Retailer 8
-
$8,073 CAD
$5,768 USD
View
B+
Retailer 9
-
$9,545 CAD
$6,820 USD
View
Price last confirmed 28 days ago
B+
Retailer 10
-
$10,137 CAD
€6,898 EUR
View
B+
Retailer 11
-
$10,707 CAD
$7,650 USD
View
B+
Retailer 12
-
$12,357 CAD
£6,952 GBP
View
B+
Retailer 13
-
$14,159 CAD
$10,116 USD
View
B
Retailer 14
-
$29,616 CAD
$21,160 USD
View
Most Expensive
B
Do Amore Diamonds
27-15DDAF019 · Oct 29
$30,833 CAD
$22,030 USD
View
14 more retailers have this diamond
Prices start from $4,987 CADSave up to $25,846 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
4.02ct Radiant
$4,987 CAD