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Round|Lab Grown|IGI

2.57ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG450041598

Shape and cutting style on the report: Round brilliant

Certificate IGI LG450041598

Diamond specifications and retailer prices

From €306 EUR
$342 USD
As of October 29, 2026
Save €2,406 EUR (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €2,712 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.57ct lab-grown round diamond

This 2.57ct lab-grown round sits in the two to three carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG450041598 or 450041598. Listed at 15 retailers as of October 29, 2026, with prices from €306 to €2,712, a €2,406 spread on the same certified stone. Do Amore Diamonds lists it at €2,712. 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
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG450041598
Dimensions8.66 × 8.69 × 5.41 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
8.66 mm8.69 mm2.57 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG450041598
Side View
Table 57.5%Crown 35.9°Girdle: Slightly ThickPavilion 40.3°Culet: NoneDepth 62.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €2,712 EUR|Low: €294 EUR|High: €19,323 EUR|Avg: €2,012 EUR
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 19
October 31, 2026
Retailer 3€306 EUR
Retailer 14€333 EUR
Retailer 4€343 EUR
Retailer 12€356 EUR
Retailer 5€380 EUR
Retailer 15€474 EUR
Retailer 18€515 EUR
Retailer 8€765 EUR
Retailer 7€777 EUR
Retailer 11€806 EUR
Retailer 6€911 EUR
Retailer 17€1,010 EUR
Retailer 19€1,112 EUR
Retailer 13€1,263 EUR
Retailer 2€1,404 EUR
Retailer 16€1,644 EUR
Do Amore Diamonds€2,712 EUR
Retailer 10€2,756 EUR
Retailer 9€19,323 EUR

29 data points across 19 retailers

15 retailers€306 EUR to €2,712 EUR

A
Cheapest Retailer
-
€306 EUR
$342 USD
A
Retailer 2
-
€333 EUR
$372 USD
View
A
Retailer 3
-
€343 EUR
$383 USD
View
Final sale: no returns
A
Retailer 4
-
€356 EUR
$398 USD
View
A
Retailer 5
-
€380 EUR
$424 USD
View
B+
Retailer 6
-
€474 EUR
$530 USD
View
A
Retailer 7
-
€515 EUR
$575 USD
View
A
Retailer 8
-
€777 EUR
$868 USD
View
A
Retailer 9
-
€911 EUR
$1,018 USD
View
A
Retailer 10
-
€1,010 EUR
ZAR 18,222 ZAR
View
A
Retailer 11
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€1,112 EUR
$1,242 USD
View
A
Retailer 12
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€1,263 EUR
$1,411 USD
View
A
Retailer 13
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€1,404 EUR
$1,569 USD
View
A
Retailer 14
-
€1,644 EUR
£1,446 GBP
View
Most Expensive
B+
Do Amore Diamonds
27-1F84E65F8 · Oct 31
€2,712 EUR
$3,030 USD
View
14 more retailers have this diamond
Prices start from €306 EURSave up to €2,406 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 Round
€306 EUR