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Princess|Lab Grown|IGI

2.78ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG784642056

Shape and cutting style on the report: Princess cut

Certificate IGI LG784642056

Diamond specifications and retailer prices

From €1,398 EUR
$1,562 USD
As of October 30, 2026
Save €8,224 EUR (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €9,622 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.78ct lab-grown princess diamond

This 2.78ct 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 LG784642056 or 784642056. Listed at 15 retailers as of October 30, 2026, with prices from €1,398 to €9,622, a €8,224 spread on the same certified stone. Do Amore Diamonds lists it at €9,622. 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

2.78
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642056
Dimensions7.70 × 7.67 × 5.43 mm
L/W Ratio1.00
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
7.70 mm7.67 mm2.78 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642056
Side View
Table 66.0%Crown 42.6°Girdle: MediumPavilion 37.3°Culet: NoneDepth 70.8%

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: €9,622 EUR|Low: €1,398 EUR|High: €15,217 EUR|Avg: €4,159 EUR|-36.8%
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
November 1, 2026
Retailer 13€1,398 EUR
Retailer 9€1,521 EUR
Retailer 11€1,716 EUR
Retailer 5€1,768 EUR
Retailer 14€2,262 EUR
Retailer 8€2,552 EUR
Retailer 7€2,607 EUR
Retailer 3€2,796 EUR
Retailer 10€2,868 EUR
Retailer 15€2,992 EUR
Retailer 4€3,355 EUR
Retailer 6€4,480 EUR
Retailer 2€5,112 EUR
Retailer 12€6,919 EUR
Do Amore Diamonds€9,622 EUR

36 data points across 15 retailers

15 retailers€1,398 EUR to €9,622 EUR

A
Cheapest Retailer
-
€1,398 EUR
$1,562 USD
A
Retailer 2
-
€1,521 EUR
$1,699 USD
View
A
Retailer 3
-
€1,716 EUR
$1,917 USD
View
A
Retailer 4
-
€1,768 EUR
$1,975 USD
View
A
Retailer 5
-
€2,262 EUR
$2,527 USD
View
A
Retailer 6
-
€2,517 EUR
$2,812 USD
View
A
Retailer 7
-
€2,552 EUR
$2,851 USD
View
A
Retailer 8
-
€2,607 EUR
$2,912 USD
View
Final sale: no returns
A
Retailer 9
-
€2,868 EUR
$3,204 USD
View
A
Retailer 10
-
€2,992 EUR
View
A
Retailer 11
-
€3,355 EUR
$3,748 USD
View
B+
Retailer 12
-
€4,480 EUR
$5,005 USD
View
B+
Retailer 13
-
€5,112 EUR
£4,497 GBP
View
B+
Retailer 14
-
€6,919 EUR
$7,730 USD
View
Most Expensive
B
Do Amore Diamonds
27-C8A20BDE3 · Oct 31
€9,622 EUR
$10,750 USD
View
14 more retailers have this diamond
Prices start from €1,398 EURSave up to €8,224 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
2.78ct Princess
€1,398 EUR