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Radiant|Lab Grown|IGI

5.51ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG598345563

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

Certificate IGI LG598345563

Diamond specifications and retailer prices

From €1,194 EUR
£1,055 GBP
As of November 2, 2026
Save €4,458 EUR (79%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €5,653 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 5.51ct lab-grown radiant diamond

This 5.51ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG598345563 or 598345563. Listed at 8 retailers as of November 2, 2026, with prices from €1,194 to €5,653, a €4,458 spread on the same certified stone. Brilliant Earth lists it at €5,653. 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

5.51
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.8°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598345563
Dimensions12.61 × 8.58 × 5.85 mm
L/W Ratio1.47
Culet sizePointed
Top View
12.61 mm8.58 mm5.51 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598345563
Side View
Table 62.0%Crown 46.8°Girdle: MediumPavilion 33.5°Culet: NoneDepth 68.2%

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: €5,653 EUR|Low: €1,106 EUR|High: €8,256 EUR|Avg: €2,582 EUR|-31.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 2€1,194 EUR
Retailer 5€1,201 EUR
Retailer 7€1,262 EUR
Retailer 4€1,310 EUR
Retailer 6€1,863 EUR
Retailer 8€2,691 EUR
Retailer 3€3,063 EUR
Brilliant Earth€5,653 EUR

37 data points across 8 retailers

8 retailers€1,194 EUR to €5,653 EUR

A
Cheapest Retailer
-
€1,194 EUR
£1,055 GBP
A
Retailer 2
-
€1,201 EUR
$1,347 USD
View
B+
Retailer 3
-
€1,262 EUR
$1,415 USD
View
A
Retailer 4
-
€1,310 EUR
View
B+
Retailer 5
-
€1,863 EUR
$2,089 USD
View
Retailer 6
-
€2,691 EUR
$3,018 USD
View
Price last confirmed 15 days ago
B+
Retailer 7
-
€3,063 EUR
£2,705 GBP
View
Most Expensive
B
Brilliant Earth
8117643A · Nov 2
€5,653 EUR
$6,340 USD
View
7 more retailers have this diamond
Prices start from €1,194 EURSave up to €4,458 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
5.51ct Radiant
€1,194 EUR