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Radiant|Lab Grown|IGI

5.53ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG768628644

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

Certificate IGI LG768628644

Diamond specifications and retailer prices

From €10,228 EUR
$11,427 USD
As of November 1, 2026
Save €38,018 EUR (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €48,246 EUR at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.53ct lab-grown radiant diamond

This 5.53ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768628644 or 768628644. Listed at 13 retailers as of October 31, 2026, with prices from €10,228 to €48,246, a €38,018 spread on the same certified stone. With Clarity lists it at €48,246. 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

5.53
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768628644
Dimensions12.98 × 8.69 × 5.61 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.98 mm8.69 mm5.53 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768628644
Side View
Table 61.0%Crown 42.3°Girdle: ThickPavilion 32.8°Culet: NoneDepth 64.6%

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 1
Current: €18,070 EUR|Low: €9,898 EUR|High: €48,246 EUR|Avg: €22,002 EUR|-19.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
With Clarity
November 1, 2026
Retailer 5€9,898 EUR
Retailer 11€10,228 EUR
Retailer 2€11,468 EUR
Retailer 10€12,043 EUR
Retailer 8€14,026 EUR
Retailer 7€16,667 EUR
Retailer 1€18,070 EUR
Retailer 13€19,159 EUR
Retailer 6€19,870 EUR
Retailer 3€21,530 EUR
Retailer 9€23,918 EUR
Retailer 12€32,669 EUR
Retailer 4€34,756 EUR
With Clarity€48,246 EUR

35 data points across 14 retailers

13 retailers€10,228 EUR to €48,246 EUR

A
Cheapest Retailer
-
€10,228 EUR
$11,427 USD
A
Retailer 2
-
€11,468 EUR
$12,812 USD
View
A
Retailer 3
-
€12,043 EUR
$13,455 USD
View
A
Retailer 4
-
€14,026 EUR
£12,339 GBP
View
A
Retailer 5
-
€16,667 EUR
$18,620 USD
View
A
Retailer 6
-
€18,070 EUR
£15,896 GBP
View
B+
Retailer 7
-
€19,159 EUR
$21,405 USD
View
B+
Retailer 8
-
€19,870 EUR
View
B+
Retailer 9
-
€21,530 EUR
$24,054 USD
View
B+
Retailer 10
-
€23,918 EUR
ZAR 431,680 ZAR
View
B
Retailer 11
-
€32,669 EUR
$36,498 USD
View
B
Retailer 12
-
€34,756 EUR
$38,830 USD
View
Most Expensive
B
With Clarity
768628644 · Oct 31
€48,246 EUR
$53,901 USD
View
12 more retailers have this diamond
Prices start from €10,228 EURSave up to €38,018 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
5.53ct Radiant
€10,228 EUR