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Princess|Lab Grown|IGI

2.57ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG780661909

Shape and cutting style on the report: Princess cut

Certificate IGI LG780661909

Diamond specifications and retailer prices

From €1,294 EUR
$1,446 USD
As of October 30, 2026
Save €7,612 EUR (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €8,906 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.57ct lab-grown princess diamond

This 2.57ct lab-grown princess 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 LG780661909 or 780661909. Listed at 16 retailers as of October 30, 2026, with prices from €1,294 to €8,906, a €7,612 spread on the same certified stone. Do Amore Diamonds lists it at €8,906. 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

2.57
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780661909
Dimensions7.34 × 7.29 × 5.36 mm
L/W Ratio1.01
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
7.34 mm7.29 mm2.57 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780661909
Side View
Table 70.0%Crown 43.4°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 73.5%

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: Oct 30
Current: €8,906 EUR|Low: €1,294 EUR|High: €14,071 EUR|Avg: €4,130 EUR|-36.7%
Do Amore Diamonds
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
October 31, 2026
Retailer 11€1,294 EUR
Retailer 8€1,408 EUR
Retailer 10€1,597 EUR
Retailer 12€1,959 EUR
Retailer 2€1,969 EUR
Retailer 4€2,428 EUR
Retailer 9€2,725 EUR
Retailer 13€2,766 EUR
Retailer 3€3,106 EUR
Retailer 5€3,741 EUR
Retailer 15€4,177 EUR
Retailer 14€4,757 EUR
Retailer 7€5,335 EUR
Retailer 6€5,803 EUR
Do Amore Diamonds€8,906 EUR

34 data points across 15 retailers

16 retailers€1,294 EUR to €8,906 EUR

A
Cheapest Retailer
-
€1,294 EUR
$1,446 USD
A
Retailer 2
-
€1,408 EUR
$1,573 USD
View
A
Retailer 3
-
€1,597 EUR
$1,784 USD
View
A
Retailer 4
-
€1,959 EUR
$2,189 USD
View
A
Retailer 5
-
€1,969 EUR
$2,200 USD
View
A
Retailer 6
-
€2,411 EUR
$2,694 USD
View
Final sale: no returns
A
Retailer 7
-
€2,428 EUR
$2,713 USD
View
A
Retailer 8
-
€2,725 EUR
$3,044 USD
View
A
Retailer 9
-
€2,766 EUR
View
A
Retailer 10
-
€3,106 EUR
$3,470 USD
View
B+
Retailer 11
-
€3,741 EUR
$4,180 USD
View
B+
Retailer 12
-
€4,177 EUR
$4,667 USD
View
B+
Retailer 13
-
€4,757 EUR
£4,185 GBP
View
B+
Retailer 14
-
€5,335 EUR
$5,960 USD
View
B+
Retailer 15
-
€5,803 EUR
$6,483 USD
View
Most Expensive
B
Do Amore Diamonds
27-A584B1DBF · Oct 31
€8,906 EUR
$9,950 USD
View
15 more retailers have this diamond
Prices start from €1,294 EURSave up to €7,612 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
2.57ct Princess
€1,294 EUR