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Radiant|Lab Grown|IGI

2.56ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG816608558

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

Certificate IGI LG816608558

Diamond specifications and retailer prices

From €1,226 EUR
$1,375 USD
As of November 2, 2026
Save €6,959 EUR (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €8,185 EUR at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 2.56ct lab-grown radiant diamond

This 2.56ct 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 LG816608558 or 816608558. Listed at 12 retailers as of November 1, 2026, with prices from €1,226 to €8,185, a €6,959 spread on the same certified stone. Do Amore Diamonds lists it at €8,185. 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

2.56
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.3°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816608558
Dimensions9.37 × 6.69 × 4.82 mm
L/W Ratio1.40
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
9.37 mm6.69 mm2.56 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816608558
Side View
Table 64.0%Crown 46.3°Girdle: THK-VTKPavilion 36.7°Culet: NoneDepth 72.0%

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: €8,185 EUR|Low: €1,226 EUR|High: €10,592 EUR|Avg: €4,676 EUR|-22.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 4€1,226 EUR
Retailer 6€1,706 EUR
Retailer 8€1,854 EUR
Retailer 3€1,988 EUR
Retailer 7€2,234 EUR
Retailer 2€3,623 EUR
Retailer 9€5,091 EUR
Retailer 5€5,555 EUR
Do Amore Diamonds€8,185 EUR
Retailer 10€8,401 EUR

29 data points across 10 retailers

12 retailers€1,226 EUR to €8,185 EUR

A
Cheapest Retailer
-
€1,226 EUR
$1,375 USD
Retailer 2
-
€1,477 EUR
$1,657 USD
View
Price last confirmed 31 days ago
Retailer 3
-
€1,674 EUR
$1,878 USD
View
Price last confirmed 36 days ago
A
Retailer 4
-
€1,706 EUR
$1,913 USD
View
A
Retailer 5
-
€1,854 EUR
$2,080 USD
View
A
Retailer 6
-
€1,988 EUR
View
A
Retailer 7
-
€2,234 EUR
$2,506 USD
View
B+
Retailer 8
-
€3,623 EUR
£3,200 GBP
View
Retailer 9
-
€3,694 EUR
$4,143 USD
View
Price last confirmed 33 days ago
B
Retailer 10
-
€5,091 EUR
$5,710 USD
View
B
Retailer 11
-
€5,555 EUR
$6,230 USD
View
Most Expensive
B
Do Amore Diamonds
27-38F93DA12 · Nov 1
€8,185 EUR
$9,180 USD
View
11 more retailers have this diamond
Prices start from €1,226 EURSave up to €6,959 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
2.56ct Radiant
€1,226 EUR