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Radiant|Lab Grown|IGI

2.53ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG743580900

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG743580900

Diamond specifications and retailer prices

From £452 GBP
$607 USD
As of November 2, 2026
Save £3,624 GBP (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £4,076 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 2.53ct lab-grown radiant diamond

This 2.53ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743580900 or 743580900. Listed at 14 retailers as of November 2, 2026, with prices from £452 to £4,076, a £3,624 spread on the same certified stone. Brilliant Earth lists it at £4,076. 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

2.53
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle33.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743580900
Dimensions9.67 × 6.69 × 4.42 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.67 mm6.69 mm2.53 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743580900
Side View
Table 63.0%Crown 41.6°Girdle: Slightly ThickPavilion 33.2°Culet: NoneDepth 66.1%

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 2
Current: £4,076 GBP|Low: £452 GBP|High: £4,775 GBP|Avg: £2,274 GBP|-3.0%
Brilliant Earth
Retailer 2
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Retailer 18
November 2, 2026
Retailer 17£452 GBP
Retailer 16£506 GBP
Retailer 11£585 GBP
Retailer 4£756 GBP
Retailer 3£859 GBP
Retailer 13£861 GBP
Retailer 2£1,312 GBP
Retailer 14£1,374 GBP
Retailer 15£1,627 GBP
Retailer 6£1,739 GBP
Retailer 7£2,046 GBP
Retailer 12£2,438 GBP
Retailer 10£2,862 GBP
Retailer 5£3,063 GBP
Retailer 9£3,809 GBP
Retailer 18£4,017 GBP
Brilliant Earth£4,076 GBP
Retailer 8£4,775 GBP

18 data points across 18 retailers

14 retailers£452 GBP to £4,076 GBP

A
Cheapest Retailer
-
£452 GBP
$607 USD
A
Retailer 2
-
£506 GBP
$679 USD
View
A
Retailer 3
-
£585 GBP
View
A
Retailer 4
-
£756 GBP
$1,014 USD
View
A
Retailer 5
-
£859 GBP
$1,153 USD
View
A
Retailer 6
-
£861 GBP
$1,155 USD
View
A
Retailer 7
-
£1,312 GBP
$1,761 USD
View
A
Retailer 8
-
£1,374 GBP
A$2,837 AUD
View
A
Retailer 9
-
£1,627 GBP
$2,184 USD
View
A
Retailer 10
-
£1,739 GBP
$2,334 USD
View
B+
Retailer 11
-
£2,438 GBP
View
B+
Retailer 12
-
£3,063 GBP
$4,110 USD
View
B
Retailer 13
-
£4,017 GBP
$5,390 USD
View
Most Expensive
B
Brilliant Earth
21415100Y · Nov 2
£4,076 GBP
$5,470 USD
View
13 more retailers have this diamond
Prices start from £452 GBPSave up to £3,624 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
2.53ct Radiant
£452 GBP