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Heart|Lab Grown|IGI

2.26ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG705508432

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG705508432

Diamond specifications and retailer prices

From £339 GBP
$454 USD
As of October 27, 2026
Save £1,915 GBP (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £2,254 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 2.26ct lab-grown heart diamond

This 2.26ct lab-grown heart sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG705508432 or 705508432. Listed at 20 retailers as of October 27, 2026, with prices from £339 to £2,254, a £1,915 spread on the same certified stone. Brilliant Earth lists it at £2,254. 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

2.26
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG705508432
Dimensions8.03 × 9.13 × 5.44 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.03 mm9.13 mm2.26 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG705508432
Side View
Table 57.0%Crown 36.2°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.6%

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: £2,254 GBP|Low: £270 GBP|High: £2,321 GBP|Avg: £910 GBP|-2.9%
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
Retailer 14
October 29, 2026
Retailer 12£325 GBP
Retailer 14£379 GBP
Retailer 11£420 GBP
Retailer 6£459 GBP
Retailer 7£526 GBP
Retailer 4£616 GBP
Retailer 13£619 GBP
Retailer 10£660 GBP
Retailer 2£694 GBP
Retailer 9£1,131 GBP
Retailer 3£1,375 GBP
Retailer 5£1,497 GBP
Retailer 8£1,547 GBP
Brilliant Earth£2,254 GBP

40 data points across 14 retailers

20 retailers£339 GBP to £2,254 GBP

Retailer 1
-
£325 GBP
$436 USD
Price last confirmed 28 days ago
A
Retailer 2
-
£339 GBP
$454 USD
View
A
Retailer 3
-
£379 GBP
$508 USD
View
Final sale: no returns
Retailer 4
-
£380 GBP
$509 USD
View
Price last confirmed 32 days ago
Retailer 5
-
£420 GBP
$563 USD
View
Price last confirmed 27 days ago
A
Retailer 6
-
£420 GBP
$563 USD
View
Retailer 7
-
£420 GBP
$563 USD
View
Price last confirmed 14 days ago
A
Retailer 8
-
£459 GBP
HK$4,800 HKD
View
A
Retailer 9
-
£526 GBP
$705 USD
View
B+
Retailer 10
-
£616 GBP
$825 USD
View
B+
Retailer 11
-
£619 GBP
$830 USD
View
B+
Retailer 12
-
£660 GBP
$884 USD
View
B+
Retailer 13
-
£694 GBP
View
B
Retailer 14
-
£1,131 GBP
$1,515 USD
View
B
Retailer 15
-
£1,352 GBP
$1,811 USD
View
Retailer 16
-
£1,352 GBP
$1,811 USD
View
Price last confirmed 30 days ago
B
Retailer 17
-
£1,375 GBP
$1,843 USD
View
B
Retailer 18
-
£1,497 GBP
$2,006 USD
View
B
Retailer 19
-
£1,547 GBP
View
Most Expensive
B
Brilliant Earth
14317340A · Oct 28
£2,254 GBP
$3,020 USD
View
19 more retailers have this diamond
Prices start from £339 GBPSave up to £1,915 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
2.26ct Heart
£339 GBP