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Heart|Lab Grown|IGI

2.50ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG733509355

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG733509355

Diamond specifications and retailer prices

From £583 GBP
$777 USD
As of October 27, 2026
Save £5,304 GBP (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £5,887 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 2.5ct lab-grown heart diamond

This 2.5ct lab-grown heart 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 LG733509355 or 733509355. Listed at 13 retailers as of October 27, 2026, with prices from £583 to £5,887, a £5,304 spread on the same certified stone. Brilliant Earth lists it at £5,887. 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

2.50
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733509355
Dimensions9.77 × 8.66 × 5.16 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.77 mm8.66 mm2.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733509355
Side View
Table 62.0%Crown 31.4°Girdle: Slightly ThickPavilion 36.3°Culet: NoneDepth 52.8%

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 27
Current: £5,887 GBP|Low: £549 GBP|High: £7,194 GBP|Avg: £2,454 GBP|-3.0%
Brilliant Earth
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 28, 2026
Retailer 13£769 GBP
Retailer 10£894 GBP
Retailer 11£1,094 GBP
Retailer 2£1,096 GBP
Retailer 4£1,345 GBP
Retailer 8£1,569 GBP
Retailer 7£1,773 GBP
Retailer 12£2,102 GBP
Retailer 3£2,583 GBP
Retailer 6£2,806 GBP
Retailer 5£3,128 GBP
Retailer 9£5,181 GBP
Brilliant Earth£5,887 GBP

25 data points across 13 retailers

13 retailers£583 GBP to £5,887 GBP

A
Cheapest Retailer
-
£583 GBP
$777 USD
A
Retailer 2
-
£635 GBP
$846 USD
View
A
Retailer 3
-
£769 GBP
$1,024 USD
View
Final sale: no returns
A
Retailer 4
-
£894 GBP
$1,191 USD
View
A
Retailer 5
-
£1,094 GBP
$1,457 USD
View
A
Retailer 6
-
£1,096 GBP
$1,460 USD
View
A
Retailer 7
-
£1,569 GBP
$2,089 USD
View
Retailer 8
-
£1,773 GBP
A$3,633 AUD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
£2,102 GBP
$2,799 USD
View
Retailer 10
-
£2,202 GBP
$2,932 USD
View
Price last confirmed 24 days ago
B+
Retailer 11
-
£2,806 GBP
View
B
Retailer 12
-
£5,181 GBP
$6,900 USD
View
Most Expensive
B
Brilliant Earth
21405139Y · Oct 28
£5,887 GBP
$7,840 USD
View
12 more retailers have this diamond
Prices start from £583 GBPSave up to £5,304 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
2.50ct Heart
£583 GBP