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Round|Lab Grown|IGI

2.54ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG459198930

Shape and cutting style on the report: Round brilliant

Certificate IGI LG459198930

Diamond specifications and retailer prices

From £264 GBP
$354 USD
As of October 29, 2026
Save £1,022 GBP (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,286 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 2.54ct lab-grown round diamond

This 2.54ct 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 LG459198930 or 459198930. Listed at 18 retailers as of October 29, 2026, with prices from £264 to £1,286, a £1,022 spread on the same certified stone. MOH London lists it at £1,286. 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
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG459198930
Dimensions8.66 × 8.63 × 5.46 mm
L/W Ratio1.00
Girdle conditionFaceted
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
8.66 mm8.63 mm2.54 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG459198930
Side View
Table 55.5%Crown 36.6°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.1%

Caratlytics Score

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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 29
Current: £1,286 GBP|Low: £254 GBP|High: £1,295 GBP|Avg: £687 GBP|-0.6%
MOH London
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November 1, 2026
Retailer 18£264 GBP
Retailer 5£307 GBP
Retailer 7£328 GBP
Retailer 19£328 GBP
Retailer 10£363 GBP
Retailer 12£440 GBP
Retailer 15£440 GBP
Retailer 2£520 GBP
Retailer 13£529 GBP
Retailer 4£549 GBP
Retailer 14£790 GBP
Retailer 9£815 GBP
Retailer 16£862 GBP
Retailer 17£961 GBP
Retailer 3£1,046 GBP
Retailer 6£1,053 GBP
Retailer 11£1,084 GBP
Retailer 8£1,164 GBP
MOH London£1,286 GBP

38 data points across 19 retailers

18 retailers£264 GBP to £1,286 GBP

A
Cheapest Retailer
-
£264 GBP
$354 USD
A
Retailer 2
-
£307 GBP
$411 USD
View
A
Retailer 3
-
£328 GBP
$439 USD
View
A
Retailer 4
-
£328 GBP
$439 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£363 GBP
HK$3,800 HKD
View
B+
Retailer 6
-
£440 GBP
$590 USD
View
A
Retailer 7
-
£440 GBP
$590 USD
View
A
Retailer 8
-
£520 GBP
View
A
Retailer 9
-
£529 GBP
€675 EUR
View
A
Retailer 10
-
£549 GBP
$735 USD
View
A
Retailer 11
-
£790 GBP
ZAR 17,099 ZAR
View
A
Retailer 12
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£815 GBP
$1,092 USD
View
Retailer 13
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£862 GBP
$1,155 USD
View
Price last confirmed 11 days ago
A
Retailer 14
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£961 GBP
$1,287 USD
View
A
Retailer 15
-
£1,046 GBP
SGD 1,894 SGD
View
A
Retailer 16
-
£1,053 GBP
$1,411 USD
View
A
Retailer 17
-
£1,084 GBP
$1,452 USD
View
Most Expensive
A
MOH London
LG459198930 · Oct 29
£1,286 GBP
View
17 more retailers have this diamond
Prices start from £264 GBPSave up to £1,022 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 Round
£264 GBP