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Radiant|Lab Grown|IGI

4.03ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG800606004

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

Certificate IGI LG800606004

Diamond specifications and retailer prices

From €573 EUR
$643 USD
As of November 2, 2026
Save €4,518 EUR (89%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: €6,125 EUR at Brilliant Earth · As of October 15, 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 LG800606004 or 800606004. Listed at 27 retailers as of November 2, 2026, with a 788% 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 angle46.8°
Pavilion angle31.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800606004
Dimensions10.80 × 7.80 × 5.04 mm
L/W Ratio1.38
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.80 mm7.80 mm4.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800606004
Side View
Table 63.0%Crown 46.8°Girdle: STK-THKPavilion 31.8°Culet: NoneDepth 64.6%

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: Nov 2
Current: €6,125 EUR|Low: €539 EUR|High: €6,232 EUR|Avg: €1,730 EUR
Brilliant Earth
Retailer 2
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Retailer 24
November 2, 2026
Retailer 24€573 EUR
Retailer 15€623 EUR
Retailer 16€652 EUR
Retailer 18€655 EUR
Retailer 9€664 EUR
Retailer 22€825 EUR
Retailer 8€913 EUR
Retailer 4€972 EUR
Retailer 3€1,050 EUR
Retailer 7€1,093 EUR
Retailer 21€1,136 EUR
Retailer 19€1,176 EUR
Retailer 2€1,561 EUR
Retailer 23€1,572 EUR
Retailer 13€1,658 EUR
Retailer 10€2,062 EUR
Retailer 14€2,266 EUR
Retailer 17€2,429 EUR
Retailer 11€2,617 EUR
Retailer 6€2,627 EUR
Retailer 12€2,650 EUR
Retailer 20€2,881 EUR
Retailer 5€5,091 EUR
Brilliant Earth€6,125 EUR

28 data points across 24 retailers

27 retailers€573 EUR to €5,091 EUR

A
Cheapest Retailer
-
€573 EUR
$643 USD
A
Retailer 2
-
€623 EUR
$699 USD
View
Retailer 3
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€652 EUR
$731 USD
View
Price last confirmed 21 days ago
A
Retailer 4
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€655 EUR
£578 GBP
View
A
Retailer 5
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€664 EUR
$745 USD
View
A
Retailer 6
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€825 EUR
$925 USD
View
A
Retailer 7
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€913 EUR
HK$8,000 HKD
View
A
Retailer 8
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€972 EUR
$1,090 USD
View
B+
Retailer 9
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€1,050 EUR
$1,178 USD
View
A
Retailer 10
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€1,093 EUR
$1,226 USD
View
A
Retailer 11
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€1,136 EUR
View
A
Retailer 12
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€1,176 EUR
£1,039 GBP
View
B+
Retailer 13
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€1,561 EUR
ZAR 28,278 ZAR
View
B+
Retailer 14
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€1,572 EUR
A$2,712 AUD
View
B+
Retailer 15
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€1,658 EUR
$1,860 USD
View
Retailer 16
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€2,025 EUR
£1,788 GBP
View
Price last confirmed 19 days ago
B+
Retailer 17
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€2,062 EUR
$2,313 USD
View
Retailer 18
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€2,101 EUR
$2,356 USD
View
Price last confirmed 19 days ago
B+
Retailer 19
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€2,266 EUR
$2,542 USD
View
Retailer 20
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€2,312 EUR
$2,593 USD
View
Price last confirmed 10 days ago
Retailer 21
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€2,429 EUR
A$4,191 AUD
View
Price last confirmed 25 days ago
B
Retailer 22
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€2,617 EUR
$2,935 USD
View
B
Retailer 23
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€2,627 EUR
$2,946 USD
View
B
Retailer 24
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€2,650 EUR
SGD 4,016 SGD
View
B
Retailer 25
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€2,881 EUR
£2,544 GBP
View
B
Retailer 26
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€5,091 EUR
$5,710 USD
View
Most Expensive
Brilliant Earth
19702781A · Oct 15
€6,125 EUR
$6,870 USD
View
Price last confirmed 18 days ago
26 more retailers have this diamond
Prices start from €573 EURSave up to €4,518 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
€573 EUR