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 $1,446 USD
As of October 30, 2026
Save $8,504 USD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,950 USD 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 $1,446 to $9,950, a $8,504 spread on the same certified stone. Do Amore Diamonds lists it at $9,950. 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: $9,950 USD|Low: $1,446 USD|High: $15,720 USD|Avg: $4,614 USD|-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$1,446 USD
Retailer 8$1,573 USD
Retailer 10$1,784 USD
Retailer 12$2,189 USD
Retailer 2$2,200 USD
Retailer 4$2,713 USD
Retailer 9$3,044 USD
Retailer 13$3,090 USD
Retailer 3$3,470 USD
Retailer 5$4,180 USD
Retailer 15$4,667 USD
Retailer 14$5,315 USD
Retailer 7$5,960 USD
Retailer 6$6,483 USD
Do Amore Diamonds$9,950 USD

34 data points across 15 retailers

16 retailers$1,446 USD to $9,950 USD

A
Cheapest Retailer
-
$1,446 USD
A
Retailer 2
-
$1,573 USD
View
A
Retailer 3
-
$1,784 USD
View
A
Retailer 4
-
$2,189 USD
View
A
Retailer 5
-
$2,200 USD
View
A
Retailer 6
-
$2,694 USD
View
Final sale: no returns
A
Retailer 7
-
$2,713 USD
View
A
Retailer 8
-
$3,044 USD
View
A
Retailer 9
-
$3,090 USD
€2,943 EUR
View
A
Retailer 10
-
$3,470 USD
View
B+
Retailer 11
-
$4,180 USD
View
B+
Retailer 12
-
$4,667 USD
View
B+
Retailer 13
-
$5,315 USD
£4,185 GBP
View
B+
Retailer 14
-
$5,960 USD
View
B+
Retailer 15
-
$6,483 USD
View
Most Expensive
B
Do Amore Diamonds
27-A584B1DBF · Oct 31
$9,950 USD
View
15 more retailers have this diamond
Prices start from $1,446 USDSave up to $8,504 USD

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
$1,446 USD