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Emerald|Lab Grown|IGI

4.26ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG784642801

Shape and cutting style on the report: Emerald cut

Certificate IGI LG784642801

Diamond specifications and retailer prices

From £2,873 GBP
$3,850 USD
As of October 30, 2026
Save £16,949 GBP (86%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £19,823 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.26ct lab-grown emerald diamond

This 4.26ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784642801 or 784642801. Listed at 14 retailers as of October 29, 2026, with prices from £2,873 to £19,823, a £16,949 spread on the same certified stone. Do Amore Diamonds lists it at £19,823. 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

4.26
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642801
Dimensions10.68 × 7.63 × 5.13 mm
L/W Ratio1.40
Culet sizeLarge
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
10.68 mm7.63 mm4.26 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642801
Side View
Table 61.0%Crown 32.8°Girdle: Slightly ThickPavilion 38.1°Culet: LargeDepth 67.2%

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 30
Current: £19,823 GBP|Low: £2,758 GBP|High: £22,629 GBP|Avg: £6,895 GBP|-12.4%
Do Amore Diamonds
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 31, 2026
Retailer 10£2,873 GBP
Retailer 4£3,019 GBP
Retailer 8£3,116 GBP
Retailer 14£3,385 GBP
Retailer 2£3,564 GBP
Retailer 6£3,862 GBP
Retailer 7£4,421 GBP
Retailer 3£4,609 GBP
Retailer 13£5,177 GBP
Retailer 5£5,982 GBP
Retailer 11£6,357 GBP
Retailer 12£7,678 GBP
Retailer 9£9,046 GBP
Do Amore Diamonds£19,823 GBP

36 data points across 14 retailers

14 retailers£2,873 GBP to £19,823 GBP

A
Cheapest Retailer
-
£2,873 GBP
$3,850 USD
A
Retailer 2
-
£3,019 GBP
$4,045 USD
View
A
Retailer 3
-
£3,116 GBP
$4,175 USD
View
A
Retailer 4
-
£3,385 GBP
$4,535 USD
View
A
Retailer 5
-
£3,564 GBP
$4,775 USD
View
A
Retailer 6
-
£3,862 GBP
$5,174 USD
View
Final sale: no returns
A
Retailer 7
-
£4,421 GBP
$5,924 USD
View
A
Retailer 8
-
£4,609 GBP
$6,176 USD
View
A
Retailer 9
-
£5,177 GBP
$6,937 USD
View
Retailer 10
-
£5,982 GBP
$8,015 USD
View
Price last confirmed 12 days ago
B+
Retailer 11
-
£6,357 GBP
€8,112 EUR
View
B+
Retailer 12
-
£7,678 GBP
View
B+
Retailer 13
-
£9,046 GBP
$12,120 USD
View
Most Expensive
B
Do Amore Diamonds
27-8DFD78C7A · Oct 29
£19,823 GBP
$26,560 USD
View
13 more retailers have this diamond
Prices start from £2,873 GBPSave up to £16,949 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
4.26ct Emerald
£2,873 GBP