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Oval|Lab Grown|IGI

2.54ct D SI1 Oval Lab Grown Diamond

VG • D/SI1 • IGI LG741528289

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG741528289

Diamond specifications and retailer prices

From £353 GBP
$473 USD
As of October 29, 2026
Save £2,774 GBP (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £3,127 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.54ct lab-grown oval diamond

This 2.54ct lab-grown oval sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG741528289 or 741528289. Listed at 17 retailers as of October 29, 2026, with prices from £353 to £3,127, a £2,774 spread on the same certified stone. Brilliant Earth lists it at £3,127. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.54
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741528289
Dimensions10.63 × 7.58 × 4.99 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.63 mm7.58 mm2.54 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741528289
Side View
Table 58.0%Crown 38.7°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 65.8%

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: Oct 29
Current: £3,127 GBP|Low: £337 GBP|High: £3,127 GBP|Avg: £911 GBP
Brilliant Earth
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 14£353 GBP
Retailer 3£395 GBP
Retailer 6£396 GBP
Retailer 5£438 GBP
Retailer 15£438 GBP
Retailer 2£538 GBP
Retailer 11£545 GBP
Retailer 8£644 GBP
Retailer 17£684 GBP
Retailer 10£726 GBP
Retailer 7£760 GBP
Retailer 13£1,177 GBP
Retailer 4£1,408 GBP
Retailer 9£1,429 GBP
Retailer 16£1,541 GBP
Retailer 12£1,610 GBP
Brilliant Earth£3,127 GBP

44 data points across 17 retailers

17 retailers£353 GBP to £3,127 GBP

A
Cheapest Retailer
-
£353 GBP
$473 USD
A
Retailer 2
-
£395 GBP
$529 USD
View
Final sale: no returns
A
Retailer 3
-
£396 GBP
$530 USD
View
Retailer 4
-
£438 GBP
$587 USD
View
Price last confirmed 14 days ago
B+
Retailer 5
-
£438 GBP
$587 USD
View
A
Retailer 6
-
£538 GBP
View
B+
Retailer 7
-
£545 GBP
$730 USD
View
B+
Retailer 8
-
£644 GBP
$863 USD
View
B
Retailer 9
-
£684 GBP
$917 USD
View
B+
Retailer 10
-
£726 GBP
View
B+
Retailer 11
-
£760 GBP
$1,018 USD
View
B
Retailer 12
-
£1,177 GBP
$1,577 USD
View
B
Retailer 13
-
£1,408 GBP
$1,886 USD
View
B
Retailer 14
-
£1,429 GBP
$1,915 USD
View
B
Retailer 15
-
£1,541 GBP
$2,065 USD
View
B
Retailer 16
-
£1,610 GBP
View
Most Expensive
B
Brilliant Earth
17972777A · Oct 29
£3,127 GBP
$4,190 USD
View
16 more retailers have this diamond
Prices start from £353 GBPSave up to £2,774 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
£353 GBP