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Radiant|Lab Grown|IGI

4.03ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG811684497

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

Certificate IGI LG811684497

Diamond specifications and retailer prices

From €583 EUR
$654 USD
As of November 2, 2026
Save €4,588 EUR (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €6,571 EUR at Brilliant Earth · As of October 17, 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 LG811684497 or 811684497. Listed at 18 retailers as of November 2, 2026, with a 787% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle45.2°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811684497
Dimensions10.70 × 8.09 × 5.35 mm
L/W Ratio1.32
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.70 mm8.09 mm4.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811684497
Side View
Table 66.0%Crown 45.2°Girdle: MediumPavilion 38.3°Culet: NoneDepth 66.1%

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 2
Current: €6,571 EUR|Low: €559 EUR|High: €6,571 EUR|Avg: €2,029 EUR|+1.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 10€583 EUR
Retailer 13€634 EUR
Retailer 4€676 EUR
Retailer 11€676 EUR
Retailer 8€834 EUR
Retailer 5€1,049 EUR
Retailer 2€1,197 EUR
Retailer 7€1,588 EUR
Retailer 12€2,098 EUR
Retailer 9€2,617 EUR
Retailer 3€3,875 EUR
Retailer 6€4,506 EUR
Brilliant Earth€6,571 EUR

41 data points across 13 retailers

18 retailers€583 EUR to €5,171 EUR

A
Cheapest Retailer
-
€583 EUR
$654 USD
A
Retailer 2
-
€634 EUR
$711 USD
View
A
Retailer 3
-
€652 EUR
$731 USD
View
Final sale: no returns
A
Retailer 4
-
€676 EUR
$758 USD
View
Retailer 5
-
€676 EUR
$758 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
€834 EUR
$935 USD
View
A
Retailer 7
-
€1,049 EUR
$1,177 USD
View
A
Retailer 8
-
€1,145 EUR
$1,284 USD
View
A
Retailer 9
-
€1,197 EUR
£1,057 GBP
View
B+
Retailer 10
-
€1,588 EUR
ZAR 28,775 ZAR
View
B+
Retailer 11
-
€2,098 EUR
$2,353 USD
View
B
Retailer 12
-
€2,323 EUR
£2,052 GBP
View
B
Retailer 13
-
€2,393 EUR
$2,684 USD
View
B+
Retailer 14
-
€2,617 EUR
$2,935 USD
View
B
Retailer 15
-
€3,875 EUR
$4,346 USD
View
B
Retailer 16
-
€4,506 EUR
$5,054 USD
View
B
Retailer 17
-
€5,171 EUR
$5,800 USD
View
Most Expensive
Brilliant Earth
20511135A · Oct 17
€6,571 EUR
$7,370 USD
View
Price last confirmed 16 days ago
17 more retailers have this diamond
Prices start from €583 EURSave up to €4,588 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
€583 EUR