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Princess|Lab Grown|IGI

2.57ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG526259520

Shape and cutting style on the report: Princess cut

Certificate IGI LG526259520

Diamond specifications and retailer prices

From $447 USD
As of November 2, 2026
Save $3,263 USD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,710 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.57ct lab-grown princess diamond

This 2.57ct lab-grown princess sits in the two to three carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG526259520 or 526259520. Listed at 21 retailers as of October 29, 2026, with prices from $447 to $3,710, a $3,263 spread on the same certified stone. Brilliant Earth lists it at $3,710. 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
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526259520
Dimensions7.57 × 7.37 × 5.38 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.57 mm7.37 mm2.57 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526259520
Side View
Table 71.0%Crown 41.8°Girdle: MediumPavilion 39.5°Culet: NoneDepth 73.0%

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: $3,710 USD|Low: $429 USD|High: $4,030 USD|Avg: $1,228 USD|-7.9%
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
November 3, 2026
Retailer 3$447 USD
Retailer 13$501 USD
Retailer 4$554 USD
Retailer 15$554 USD
Retailer 16$620 USD
Retailer 7$871 USD
Retailer 11$875 USD
Retailer 8$909 USD
Retailer 2$917 USD
Retailer 12$1,230 USD
Retailer 9$1,337 USD
Retailer 5$1,490 USD
Retailer 14$1,782 USD
Retailer 10$2,036 USD
Retailer 6$2,074 USD
Brilliant Earth$3,710 USD

43 data points across 16 retailers

21 retailers$447 USD to $3,710 USD

A
Cheapest Retailer
-
$447 USD
A
Retailer 2
-
$500 USD
View
Final sale: no returns
A
Retailer 3
-
$501 USD
View
A
Retailer 4
-
$554 USD
View
Retailer 5
-
$554 USD
View
Price last confirmed 17 days ago
Retailer 6
-
$554 USD
View
Price last confirmed 31 days ago
A
Retailer 7
-
$871 USD
View
A
Retailer 8
-
$875 USD
View
A
Retailer 9
-
$909 USD
View
A
Retailer 10
-
$917 USD
£722 GBP
View
A
Retailer 11
-
$972 USD
View
B+
Retailer 12
-
$1,230 USD
A$1,893 AUD
View
B+
Retailer 13
-
$1,337 USD
ZAR 21,598 ZAR
View
B+
Retailer 14
-
$1,490 USD
View
Retailer 15
-
$1,615 USD
£1,272 GBP
View
Price last confirmed 27 days ago
B
Retailer 16
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$1,782 USD
View
B
Retailer 17
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$1,814 USD
View
B
Retailer 18
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$2,036 USD
£1,603 GBP
View
B
Retailer 19
-
$2,074 USD
View
B
Retailer 20
-
$3,327 USD
£2,620 GBP
View
Most Expensive
B
Brilliant Earth
5941068A · Oct 29
$3,710 USD
View
20 more retailers have this diamond
Prices start from $447 USDSave up to $3,263 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
$447 USD