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Marquise|Lab Grown|IGI

2.54ct F VVS1 Marquise Lab Grown Diamond

ID • F/VVS1 • IGI LG800612957

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800612957

Diamond specifications and retailer prices

From £335 GBP
$450 USD
As of November 2, 2026
Save £1,220 GBP (78%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,555 GBP at Brilliance · As of November 1, 2026
View at Brilliance

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 LG800612957 or 800612957. Listed at 20 retailers as of November 1, 2026, with prices from £335 to £1,555, a £1,220 spread on the same certified stone. Brilliance lists it at £1,555. 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
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800612957
Dimensions14.03 × 7.19 × 4.52 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.03 mm7.19 mm2.54 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800612957
Side View
Table 61.0%Crown 34.1°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
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: Nov 2
Current: £1,555 GBP|Low: £335 GBP|High: £1,660 GBP|Avg: £865 GBP|-6.3%
Brilliance
Retailer 2
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November 2, 2026
Retailer 4£335 GBP
Retailer 8£375 GBP
Retailer 11£376 GBP
Retailer 13£393 GBP
Retailer 19£416 GBP
Retailer 12£433 GBP
Retailer 17£522 GBP
Retailer 5£623 GBP
Retailer 9£652 GBP
Retailer 14£682 GBP
Retailer 16£923 GBP
Retailer 6£936 GBP
Retailer 2£1,002 GBP
Retailer 20£1,117 GBP
Retailer 3£1,215 GBP
Retailer 18£1,336 GBP
Retailer 7£1,360 GBP
Retailer 10£1,483 GBP
Retailer 15£1,527 GBP
Brilliance£1,555 GBP

28 data points across 20 retailers

20 retailers£335 GBP to £1,555 GBP

A
Cheapest Retailer
-
£335 GBP
$450 USD
A
Retailer 2
-
£375 GBP
$503 USD
View
Final sale: no returns
A
Retailer 3
-
£376 GBP
$504 USD
View
A
Retailer 4
-
£393 GBP
View
A
Retailer 5
-
£416 GBP
$558 USD
View
Retailer 6
-
£433 GBP
$581 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
£522 GBP
$700 USD
View
A
Retailer 8
-
£623 GBP
$836 USD
View
A
Retailer 9
-
£652 GBP
$875 USD
View
A
Retailer 10
-
£682 GBP
View
A
Retailer 11
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£923 GBP
A$1,905 AUD
View
A
Retailer 12
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£936 GBP
$1,256 USD
View
A
Retailer 13
-
£1,002 GBP
ZAR 21,732 ZAR
View
B+
Retailer 14
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£1,117 GBP
$1,499 USD
View
B+
Retailer 15
-
£1,215 GBP
View
B+
Retailer 16
-
£1,336 GBP
$1,793 USD
View
B+
Retailer 17
-
£1,360 GBP
$1,825 USD
View
B+
Retailer 18
-
£1,483 GBP
$1,991 USD
View
B+
Retailer 19
-
£1,527 GBP
View
Most Expensive
B+
Brilliance
D42206517 · Nov 1
£1,555 GBP
$2,087 USD
View
19 more retailers have this diamond
Prices start from £335 GBPSave up to £1,220 GBP

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
£335 GBP