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Round|Lab Grown|IGI

2.54ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG517284725

Shape and cutting style on the report: Round brilliant

Certificate IGI LG517284725

Diamond specifications and retailer prices

From £437 GBP
$585 USD
As of October 29, 2026
Save £1,918 GBP (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,354 GBP at MOH London · As of October 26, 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 LG517284725 or 517284725. Listed at 14 retailers as of October 26, 2026, with prices from £437 to £2,354, a £1,918 spread on the same certified stone. MOH London lists it at £2,354. 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 angle36.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG517284725
Dimensions8.70 × 8.64 × 5.41 mm
L/W Ratio1.01
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
8.70 mm8.64 mm2.54 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG517284725
Side View
Table 58.5%Crown 36.1°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £2,354 GBP|Low: £437 GBP|High: £2,379 GBP|Avg: £1,135 GBP|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 8£437 GBP
Retailer 12£489 GBP
Retailer 9£542 GBP
Retailer 7£627 GBP
Retailer 11£731 GBP
Retailer 10£832 GBP
Retailer 13£875 GBP
Retailer 5£1,134 GBP
Retailer 2£1,307 GBP
Retailer 6£1,343 GBP
Retailer 3£1,753 GBP
Retailer 4£1,813 GBP
MOH London£2,354 GBP

22 data points across 13 retailers

14 retailers£437 GBP to £2,354 GBP

A
Cheapest Retailer
-
£437 GBP
$585 USD
A
Retailer 2
-
£489 GBP
$655 USD
View
Final sale: no returns
A
Retailer 3
-
£489 GBP
$655 USD
View
Retailer 4
-
£542 GBP
$726 USD
View
Price last confirmed 16 days ago
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Retailer 5
-
£542 GBP
$726 USD
View
A
Retailer 6
-
£627 GBP
$840 USD
View
A
Retailer 7
-
£731 GBP
$979 USD
View
A
Retailer 8
-
£832 GBP
$1,115 USD
View
A
Retailer 9
-
£875 GBP
$1,172 USD
View
A
Retailer 10
-
£1,307 GBP
ZAR 28,288 ZAR
View
A
Retailer 11
-
£1,343 GBP
$1,800 USD
View
A
Retailer 12
-
£1,424 GBP
$1,908 USD
View
A
Retailer 13
-
£1,753 GBP
$2,349 USD
View
Most Expensive
A
MOH London
LG517284725 · Oct 26
£2,354 GBP
View
13 more retailers have this diamond
Prices start from £437 GBPSave up to £1,918 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
£437 GBP