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Oval|Lab Grown|IGI

2.54ct F SI2 Oval Lab Grown Diamond

ID • F/SI2 • IGI LG566310404

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG566310404

Diamond specifications and retailer prices

From £279 GBP
As of November 5, 2026
Save £954 GBP (77%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,441 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 2.54ct lab-grown oval diamond

This 2.54ct lab-grown oval sits in the two to three carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG566310404 or 566310404. Listed at 7 retailers as of November 4, 2026, with a 342% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.54
Carat
F
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG566310404
Dimensions10.97 × 7.75 × 4.72 mm
L/W Ratio1.42
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
10.97 mm7.75 mm2.54 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG566310404
Side View
Table 59.5%Crown 35.2°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
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: Nov 5
Current: £1,441 GBP|Low: £258 GBP|High: £2,241 GBP|Avg: £1,013 GBP|+2.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 4, 2026
Retailer 5£279 GBP
Retailer 7£323 GBP
Retailer 2£551 GBP
Retailer 3£631 GBP
Retailer 10£796 GBP
Retailer 11£905 GBP
Retailer 4£1,012 GBP
Retailer 6£1,225 GBP
Retailer 8£1,233 GBP
MOH London£1,441 GBP
Retailer 9£2,241 GBP

17 data points across 11 retailers

7 retailers£279 GBP to £1,233 GBP

A
Cheapest Retailer
-
£279 GBP
A
Retailer 2
-
£323 GBP
View
B+
Retailer 3
-
£551 GBP
View
B
Retailer 4
-
£1,012 GBP
View
B
Retailer 5
-
£1,225 GBP
View
B
Retailer 6
-
£1,233 GBP
View
Most Expensive
MOH London
LG566310404 · Oct 29
£1,441 GBP
View
Price last confirmed 8 days ago
6 more retailers have this diamond
Prices start from £279 GBPSave up to £954 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 Oval
£279 GBP