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Radiant|Lab Grown|IGI

5.03ct I VS1 Radiant Lab Grown Diamond

ID • I/VS1 • IGI LG623463796

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

Certificate IGI LG623463796

Diamond specifications and retailer prices

From €596 EUR
$666 USD
As of October 30, 2026
Save €4,363 EUR (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €4,959 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.03ct lab-grown radiant diamond

This 5.03ct lab-grown radiant sits in the over five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG623463796 or 623463796. Listed at 20 retailers as of October 30, 2026, with prices from €596 to €4,959, a €4,363 spread on the same certified stone. Brilliant Earth lists it at €4,959. 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

5.03
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.1°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623463796
Dimensions12.48 × 8.39 × 5.53 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.48 mm8.39 mm5.03 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623463796
Side View
Table 64.0%Crown 46.1°Girdle: Slightly ThickPavilion 33.9°Culet: NoneDepth 65.9%

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: Oct 30
Current: €4,959 EUR|Low: €578 EUR|High: €5,138 EUR|Avg: €1,782 EUR|-3.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 18
Retailer 19
October 31, 2026
Retailer 3€596 EUR
Retailer 7€667 EUR
Retailer 19€691 EUR
Retailer 11€699 EUR
Retailer 4€850 EUR
Retailer 17€992 EUR
Retailer 14€1,031 EUR
Retailer 2€1,209 EUR
Retailer 13€1,404 EUR
Retailer 6€1,548 EUR
Retailer 9€1,684 EUR
Retailer 15€1,766 EUR
Retailer 10€1,773 EUR
Retailer 18€2,083 EUR
Retailer 5€2,155 EUR
Retailer 8€2,385 EUR
Retailer 16€2,681 EUR
Retailer 12€2,927 EUR
Brilliant Earth€4,959 EUR

34 data points across 19 retailers

20 retailers€596 EUR to €4,959 EUR

A
Cheapest Retailer
-
€596 EUR
$666 USD
A
Retailer 2
-
€667 EUR
$745 USD
View
Final sale: no returns
Retailer 3
-
€689 EUR
$770 USD
View
Price last confirmed 37 days ago
Retailer 4
-
€691 EUR
$772 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
€691 EUR
$772 USD
View
A
Retailer 6
-
€850 EUR
$950 USD
View
B+
Retailer 7
-
€992 EUR
$1,108 USD
View
A
Retailer 8
-
€1,031 EUR
HK$9,000 HKD
View
A
Retailer 9
-
€1,209 EUR
View
A
Retailer 10
-
€1,404 EUR
ZAR 25,346 ZAR
View
B+
Retailer 11
-
€1,513 EUR
$1,690 USD
View
B+
Retailer 12
-
€1,548 EUR
$1,729 USD
View
Retailer 13
-
€1,684 EUR
$1,881 USD
View
Price last confirmed 31 days ago
B+
Retailer 14
-
€1,766 EUR
$1,973 USD
View
B+
Retailer 15
-
€2,083 EUR
CA$3,233 CAD
View
B+
Retailer 16
-
€2,155 EUR
£1,896 GBP
View
B+
Retailer 17
-
€2,385 EUR
$2,664 USD
View
B
Retailer 18
-
€2,681 EUR
$2,995 USD
View
B
Retailer 19
-
€2,927 EUR
£2,575 GBP
View
Most Expensive
B
Brilliant Earth
16038539A · Oct 31
€4,959 EUR
$5,540 USD
View
19 more retailers have this diamond
Prices start from €596 EURSave up to €4,363 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
5.03ct Radiant
€596 EUR