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Round|Lab Grown|IGI

2.55ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG516256397

Shape and cutting style on the report: Round brilliant

Certificate IGI LG516256397

Diamond specifications and retailer prices

From £438 GBP
$587 USD
As of October 29, 2026
Save £1,934 GBP (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,372 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 2.55ct lab-grown round diamond

This 2.55ct 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 LG516256397 or 516256397. Listed at 14 retailers as of October 29, 2026, with prices from £438 to £2,372, a £1,934 spread on the same certified stone. MOH London lists it at £2,372. 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

2.55
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG516256397
Dimensions8.78 × 8.74 × 5.42 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
8.78 mm8.74 mm2.55 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG516256397
Side View
Table 57.5%Crown 32.8°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.8%

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: £2,372 GBP|Low: £421 GBP|High: £2,389 GBP|Avg: £1,050 GBP|+0.5%
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£438 GBP
Retailer 13£490 GBP
Retailer 9£543 GBP
Retailer 11£543 GBP
Retailer 12£732 GBP
Retailer 10£835 GBP
Retailer 6£836 GBP
Retailer 3£881 GBP
Retailer 5£1,138 GBP
Retailer 2£1,312 GBP
Retailer 7£1,349 GBP
Retailer 4£1,759 GBP
MOH London£2,372 GBP

24 data points across 13 retailers

14 retailers£438 GBP to £2,372 GBP

A
Cheapest Retailer
-
£438 GBP
$587 USD
A
Retailer 2
-
£490 GBP
$657 USD
View
Final sale: no returns
A
Retailer 3
-
£491 GBP
$658 USD
View
Retailer 4
-
£543 GBP
$728 USD
View
Price last confirmed 15 days ago
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Retailer 5
-
£543 GBP
$728 USD
View
A
Retailer 6
-
£732 GBP
$981 USD
View
A
Retailer 7
-
£835 GBP
$1,119 USD
View
A
Retailer 8
-
£836 GBP
$1,120 USD
View
A
Retailer 9
-
£881 GBP
$1,181 USD
View
A
Retailer 10
-
£1,312 GBP
ZAR 28,394 ZAR
View
A
Retailer 11
-
£1,349 GBP
$1,807 USD
View
A
Retailer 12
-
£1,430 GBP
$1,916 USD
View
A
Retailer 13
-
£1,759 GBP
$2,357 USD
View
Most Expensive
A
MOH London
LG516256397 · Oct 29
£2,372 GBP
View
13 more retailers have this diamond
Prices start from £438 GBPSave up to £1,934 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
2.55ct Round
£438 GBP