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Radiant|Lab Grown|IGI

4.06ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG804664641

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

Certificate IGI LG804664641

Diamond specifications and retailer prices

From $3,596 USD
As of October 29, 2026
Save $18,644 USD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $22,240 USD at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 4.06ct lab-grown radiant diamond

This 4.06ct 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 LG804664641 or 804664641. Listed at 14 retailers as of October 28, 2026, with prices from $3,596 to $22,240, a $18,644 spread on the same certified stone. Do Amore Diamonds lists it at $22,240. 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

4.06
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804664641
Dimensions11.43 × 7.85 × 5.22 mm
L/W Ratio1.46
Girdle conditionFaceted
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
11.43 mm7.85 mm4.06 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804664641
Side View
Table 60.0%Crown 40.1°Girdle: Slightly ThickPavilion 33.1°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: $22,240 USD|Low: $3,596 USD|High: $32,990 USD|Avg: $11,136 USD|-29.7%
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
Retailer 13
October 29, 2026
Retailer 8$3,596 USD
Retailer 6$3,905 USD
Retailer 10$4,268 USD
Retailer 9$5,277 USD
Retailer 3$5,402 USD
Retailer 7$5,822 USD
Retailer 11$7,314 USD
Retailer 13$8,380 USD
Retailer 2$8,912 USD
Retailer 12$12,400 USD
Retailer 5$13,254 USD
Do Amore Diamonds$22,240 USD
Retailer 4$32,990 USD

30 data points across 13 retailers

14 retailers$3,596 USD to $22,240 USD

A
Cheapest Retailer
-
$3,596 USD
A
Retailer 2
-
$3,905 USD
View
A
Retailer 3
-
$4,179 USD
View
Price last confirmed 27 days ago
A
Retailer 4
-
$4,268 USD
View
A
Retailer 5
-
$4,562 USD
View
Price last confirmed 32 days ago
A
Retailer 6
-
$5,277 USD
View
A
Retailer 7
-
$5,402 USD
View
Final sale: no returns
A
Retailer 8
-
$5,822 USD
View
B+
Retailer 9
-
$6,964 USD
View
Price last confirmed 29 days ago
B+
Retailer 10
-
$7,314 USD
€6,966 EUR
View
B+
Retailer 11
-
$8,380 USD
View
Price last confirmed 31 days ago
B+
Retailer 12
-
$8,912 USD
£7,017 GBP
View
B
Retailer 13
-
$12,400 USD
View
Most Expensive
B
Do Amore Diamonds
27-180B93341 · Oct 28
$22,240 USD
View
13 more retailers have this diamond
Prices start from $3,596 USDSave up to $18,644 USD

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
4.06ct Radiant
$3,596 USD