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Radiant|Lab Grown|IGI

5.03ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG617472717

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

Certificate IGI LG617472717

Diamond specifications and retailer prices

From €628 EUR
$704 USD
As of November 2, 2026
Save €3,438 EUR (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €4,066 EUR at Brilliant Earth · As of November 2, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG617472717 or 617472717. Listed at 19 retailers as of November 2, 2026, with prices from €628 to €4,066, a €3,438 spread on the same certified stone. Brilliant Earth lists it at €4,066. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.03
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle30.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617472717
Dimensions12.17 × 8.36 × 5.46 mm
L/W Ratio1.46
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
12.17 mm8.36 mm5.03 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617472717
Side View
Table 66.0%Crown 41.1°Girdle: MediumPavilion 30.9°Culet: NoneDepth 65.3%

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: €4,066 EUR|Low: €603 EUR|High: €4,066 EUR|Avg: €1,412 EUR
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
Retailer 14
Retailer 15
Retailer 16
November 3, 2026
Retailer 4€628 EUR
Retailer 3€683 EUR
Retailer 6€702 EUR
Retailer 8€728 EUR
Retailer 13€728 EUR
Retailer 10€814 EUR
Retailer 16€887 EUR
Retailer 12€1,155 EUR
Retailer 2€1,166 EUR
Retailer 5€1,182 EUR
Retailer 15€1,197 EUR
Retailer 9€1,656 EUR
Retailer 14€2,046 EUR
Retailer 7€2,381 EUR
Retailer 11€2,858 EUR
Brilliant Earth€4,066 EUR

38 data points across 16 retailers

19 retailers€628 EUR to €4,066 EUR

A
Cheapest Retailer
-
€628 EUR
$704 USD
A
Retailer 2
-
€683 EUR
$766 USD
View
A
Retailer 3
-
€702 EUR
$787 USD
View
Final sale: no returns
A
Retailer 4
-
€728 EUR
$816 USD
View
Retailer 5
-
€728 EUR
$816 USD
View
Price last confirmed 21 days ago
A
Retailer 6
-
€814 EUR
£719 GBP
View
A
Retailer 7
-
€887 EUR
$995 USD
View
B+
Retailer 8
-
€1,134 EUR
$1,272 USD
View
B+
Retailer 9
-
€1,155 EUR
View
B+
Retailer 10
-
€1,166 EUR
£1,030 GBP
View
B+
Retailer 11
-
€1,182 EUR
$1,326 USD
View
B+
Retailer 12
-
€1,197 EUR
$1,343 USD
View
B+
Retailer 13
-
€1,656 EUR
$1,857 USD
View
B
Retailer 14
-
€2,046 EUR
$2,295 USD
View
B
Retailer 15
-
€2,381 EUR
$2,671 USD
View
B
Retailer 16
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€2,509 EUR
$2,815 USD
View
Retailer 17
-
€2,751 EUR
$3,085 USD
View
Price last confirmed 41 days ago
B
Retailer 18
-
€2,858 EUR
£2,524 GBP
View
Most Expensive
B
Brilliant Earth
9075328A · Nov 2
€4,066 EUR
$4,560 USD
View
18 more retailers have this diamond
Prices start from €628 EURSave up to €3,438 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
€628 EUR