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Radiant|Lab Grown|IGI

4.02ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG833668426

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

Certificate IGI LG833668426

Diamond specifications and retailer prices

From €3,773 EUR
$4,215 USD
As of November 1, 2026
Save €20,744 EUR (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €24,517 EUR at Do Amore Diamonds · As of October 31, 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 LG833668426 or 833668426. Listed at 21 retailers as of October 31, 2026, with prices from €3,773 to €24,517, a €20,744 spread on the same certified stone. Do Amore Diamonds lists it at €24,517. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833668426
Dimensions11.23 × 7.94 × 5.27 mm
L/W Ratio1.41
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
11.23 mm7.94 mm4.02 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833668426
Side View
Table 64.0%Crown 42.3°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €24,517 EUR|Low: €3,800 EUR|High: €24,517 EUR|Avg: €9,085 EUR
Do Amore Diamonds
Retailer 2
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Retailer 20
November 1, 2026
Retailer 14€3,800 EUR
Retailer 5€3,990 EUR
Retailer 9€4,121 EUR
Retailer 18€4,185 EUR
Retailer 7€4,192 EUR
Retailer 19€5,482 EUR
Retailer 16€5,702 EUR
Retailer 15€5,867 EUR
Retailer 13€5,915 EUR
Retailer 3€6,425 EUR
Retailer 17€7,069 EUR
Retailer 11€7,201 EUR
Retailer 2€9,448 EUR
Retailer 4€9,711 EUR
Retailer 8€10,168 EUR
Retailer 20€11,379 EUR
Retailer 12€12,484 EUR
Retailer 10€16,275 EUR
Retailer 6€20,362 EUR
Do Amore Diamonds€24,517 EUR

5 data points across 20 retailers

21 retailers€3,773 EUR to €24,517 EUR

A
Cheapest Retailer
-
€3,773 EUR
$4,215 USD
A
Retailer 2
-
€3,800 EUR
£3,343 GBP
View
A
Retailer 3
-
€3,990 EUR
$4,458 USD
View
Final sale: no returns
A
Retailer 4
-
€4,121 EUR
$4,604 USD
View
A
Retailer 5
-
€4,185 EUR
$4,675 USD
View
A
Retailer 6
-
€5,482 EUR
$6,125 USD
View
B+
Retailer 7
-
€5,702 EUR
$6,370 USD
View
A
Retailer 8
-
€5,867 EUR
£5,161 GBP
View
B+
Retailer 9
-
€5,915 EUR
$6,608 USD
View
B+
Retailer 10
-
€6,425 EUR
£5,652 GBP
View
B+
Retailer 11
-
€7,069 EUR
View
B+
Retailer 12
-
€7,201 EUR
$8,045 USD
View
B+
Retailer 13
-
€9,448 EUR
£8,311 GBP
View
B+
Retailer 14
-
€9,711 EUR
ZAR 175,267 ZAR
View
B
Retailer 15
-
€10,168 EUR
$11,360 USD
View
B
Retailer 16
-
€11,379 EUR
$12,713 USD
View
B
Retailer 17
-
€12,484 EUR
$13,947 USD
View
B
Retailer 18
-
€16,275 EUR
$18,183 USD
View
B
Retailer 19
-
€18,940 EUR
$21,160 USD
View
B
Retailer 20
-
€20,362 EUR
$22,749 USD
View
Most Expensive
B
Do Amore Diamonds
27-AE3080ABF · Oct 31
€24,517 EUR
$27,390 USD
View
20 more retailers have this diamond
Prices start from €3,773 EURSave up to €20,744 EUR

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
€3,773 EUR