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Marquise|Lab Grown|IGI

2.54ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG840640666

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840640666

Diamond specifications and retailer prices

From €443 EUR
$497 USD
As of November 1, 2026
Save €2,276 EUR (84%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €2,719 EUR at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 2.54ct lab-grown marquise diamond

This 2.54ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840640666 or 840640666. Listed at 3 retailers as of November 1, 2026, with prices from €443 to €2,719, a €2,276 spread on the same certified stone. Rare Carat lists it at €2,719. 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

2.54
Carat
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840640666
Dimensions14.15 × 7.11 × 4.47 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.15 mm7.11 mm2.54 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840640666
Side View
Table 58.0%Crown 34.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €2,719 EUR|Low: €443 EUR|High: €2,719 EUR|Avg: €1,580 EUR|+0.2%
Rare Carat
Retailer 2
Retailer 3
November 2, 2026
Retailer 3€443 EUR
Retailer 2€838 EUR
Rare Carat€2,719 EUR

26 data points across 3 retailers

3 retailers€443 EUR to €2,719 EUR

A
Cheapest Retailer
-
€443 EUR
$497 USD
Final sale: no returns
A
Retailer 2
-
€838 EUR
£740 GBP
View
Most Expensive
B
Rare Carat
840640666 · Nov 1
€2,719 EUR
$3,050 USD
View
2 more retailers have this diamond
Prices start from €443 EURSave up to €2,276 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
2.54ct Marquise
€443 EUR