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Radiant|Lab Grown|IGI

2.55ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG823694861

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

Certificate IGI LG823694861

Diamond specifications and retailer prices

From €1,654 EUR
$1,848 USD
As of October 30, 2026
Save €7,019 EUR (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €8,673 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.55ct lab-grown radiant diamond

This 2.55ct lab-grown radiant sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG823694861 or 823694861. Listed at 21 retailers as of October 30, 2026, with prices from €1,654 to €8,673, a €7,019 spread on the same certified stone. Brilliant Earth lists it at €8,673. 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

2.55
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823694861
Dimensions9.76 × 6.74 × 4.60 mm
L/W Ratio1.45
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
9.76 mm6.74 mm2.55 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823694861
Side View
Table 66.0%Crown 44.6°Girdle: MediumPavilion 35.2°Culet: NoneDepth 68.2%

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: Oct 30
Current: €8,673 EUR|Low: €1,588 EUR|High: €8,924 EUR|Avg: €3,522 EUR|-2.8%
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
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 18€1,654 EUR
Retailer 5€1,800 EUR
Retailer 11€1,852 EUR
Retailer 6€1,919 EUR
Retailer 19€1,919 EUR
Retailer 15€2,068 EUR
Retailer 7€2,211 EUR
Retailer 10€2,581 EUR
Retailer 12€2,639 EUR
Retailer 3€3,009 EUR
Retailer 13€3,030 EUR
Retailer 17€3,229 EUR
Retailer 4€3,597 EUR
Retailer 9€3,970 EUR
Retailer 16€4,946 EUR
Retailer 14€4,952 EUR
Retailer 2€5,481 EUR
Retailer 8€6,724 EUR
Brilliant Earth€8,673 EUR

38 data points across 19 retailers

21 retailers€1,654 EUR to €8,673 EUR

A
Cheapest Retailer
-
€1,654 EUR
$1,848 USD
A
Retailer 2
-
€1,800 EUR
$2,011 USD
View
A
Retailer 3
-
€1,852 EUR
$2,069 USD
View
Final sale: no returns
A
Retailer 4
-
€1,919 EUR
$2,144 USD
View
Retailer 5
-
€1,919 EUR
$2,144 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
€2,068 EUR
$2,310 USD
View
A
Retailer 7
-
€2,211 EUR
HK$19,300 HKD
View
B+
Retailer 8
-
€2,581 EUR
$2,883 USD
View
B+
Retailer 9
-
€2,639 EUR
£2,321 GBP
View
B+
Retailer 10
-
€3,009 EUR
$3,362 USD
View
B+
Retailer 11
-
€3,030 EUR
View
B+
Retailer 12
-
€3,229 EUR
$3,607 USD
View
B+
Retailer 13
-
€3,597 EUR
$4,019 USD
View
B+
Retailer 14
-
€3,970 EUR
£3,492 GBP
View
B+
Retailer 15
-
€4,946 EUR
$5,526 USD
View
B+
Retailer 16
-
€4,952 EUR
ZAR 89,373 ZAR
View
B+
Retailer 17
-
€5,481 EUR
£4,822 GBP
View
B
Retailer 18
-
€5,777 EUR
$6,454 USD
View
B
Retailer 19
-
€6,408 EUR
SGD 9,675 SGD
View
B
Retailer 20
-
€6,724 EUR
$7,513 USD
View
Most Expensive
B
Brilliant Earth
21056637A · Oct 31
€8,673 EUR
$9,690 USD
View
20 more retailers have this diamond
Prices start from €1,654 EURSave up to €7,019 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
2.55ct Radiant
€1,654 EUR