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Radiant|Lab Grown|IGI

4.03ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG844635539

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

Certificate IGI LG844635539

Diamond specifications and retailer prices

From €593 EUR
£524 GBP
As of November 2, 2026
Save €5,443 EUR (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €6,036 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.03ct lab-grown radiant diamond

This 4.03ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844635539 or 844635539. Listed at 11 retailers as of October 31, 2026, with prices from €593 to €6,036, a €5,443 spread on the same certified stone. Brilliant Earth lists it at €6,036. 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

4.03
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844635539
Dimensions9.07 × 8.78 × 5.65 mm
L/W Ratio1.03
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.07 mm8.78 mm4.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844635539
Side View
Table 65.0%Crown 40°Girdle: Slightly ThickPavilion 34.6°Culet: NoneDepth 64.4%

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: Nov 2
Current: €6,036 EUR|Low: €593 EUR|High: €6,562 EUR|Avg: €2,040 EUR|-8.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 4€593 EUR
Retailer 8€825 EUR
Retailer 10€972 EUR
Retailer 7€1,078 EUR
Retailer 2€1,085 EUR
Retailer 9€1,414 EUR
Retailer 6€2,143 EUR
Retailer 11€2,293 EUR
Retailer 3€2,617 EUR
Retailer 5€2,799 EUR
Brilliant Earth€6,036 EUR

18 data points across 11 retailers

11 retailers€593 EUR to €6,036 EUR

A
Cheapest Retailer
-
€593 EUR
£524 GBP
A
Retailer 2
-
€825 EUR
$925 USD
View
A
Retailer 3
-
€972 EUR
$1,090 USD
View
A
Retailer 4
-
€1,078 EUR
View
A
Retailer 5
-
€1,085 EUR
$1,217 USD
View
A
Retailer 6
-
€1,414 EUR
ZAR 25,620 ZAR
View
B+
Retailer 7
-
€2,143 EUR
$2,404 USD
View
B+
Retailer 8
-
€2,293 EUR
$2,571 USD
View
Retailer 9
-
€2,617 EUR
$2,935 USD
View
Price last confirmed 12 days ago
B
Retailer 10
-
€2,799 EUR
£2,472 GBP
View
Most Expensive
B
Brilliant Earth
22154143A · Oct 31
€6,036 EUR
$6,770 USD
View
10 more retailers have this diamond
Prices start from €593 EURSave up to €5,443 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
4.03ct Radiant
€593 EUR