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Emerald|Lab Grown|IGI

4.25ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG784645673

Shape and cutting style on the report: Emerald cut

Certificate IGI LG784645673

Diamond specifications and retailer prices

From £2,867 GBP
$3,842 USD
As of October 30, 2026
Save £16,910 GBP (86%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £19,778 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.25ct lab-grown emerald diamond

This 4.25ct 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 LG784645673 or 784645673. Listed at 14 retailers as of October 30, 2026, with prices from £2,867 to £19,778, a £16,910 spread on the same certified stone. Do Amore Diamonds lists it at £19,778. 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

4.25
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784645673
Dimensions10.55 × 7.47 × 5.17 mm
L/W Ratio1.41
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
10.55 mm7.47 mm4.25 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784645673
Side View
Table 64.0%Crown 39.2°Girdle: ThickPavilion 41.1°Culet: LargeDepth 69.2%

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: £19,778 GBP|Low: £2,752 GBP|High: £22,576 GBP|Avg: £7,151 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 9£2,867 GBP
Retailer 3£3,012 GBP
Retailer 7£3,109 GBP
Retailer 13£3,377 GBP
Retailer 4£3,551 GBP
Retailer 6£3,854 GBP
Retailer 2£4,412 GBP
Retailer 14£4,599 GBP
Retailer 12£5,166 GBP
Retailer 5£5,974 GBP
Retailer 10£6,342 GBP
Retailer 11£7,661 GBP
Retailer 8£9,023 GBP
Do Amore Diamonds£19,778 GBP

34 data points across 14 retailers

14 retailers£2,867 GBP to £19,778 GBP

A
Cheapest Retailer
-
£2,867 GBP
$3,842 USD
A
Retailer 2
-
£3,012 GBP
$4,036 USD
View
A
Retailer 3
-
£3,109 GBP
$4,166 USD
View
A
Retailer 4
-
£3,377 GBP
$4,525 USD
View
A
Retailer 5
-
£3,551 GBP
$4,758 USD
View
A
Retailer 6
-
£3,854 GBP
$5,164 USD
View
Final sale: no returns
A
Retailer 7
-
£4,412 GBP
$5,911 USD
View
A
Retailer 8
-
£4,599 GBP
$6,162 USD
View
A
Retailer 9
-
£5,166 GBP
$6,922 USD
View
Retailer 10
-
£5,974 GBP
$8,005 USD
View
Price last confirmed 12 days ago
B+
Retailer 11
-
£6,342 GBP
€8,093 EUR
View
B+
Retailer 12
-
£7,661 GBP
View
B+
Retailer 13
-
£9,023 GBP
$12,090 USD
View
Most Expensive
B
Do Amore Diamonds
27-18E647ECC · Oct 30
£19,778 GBP
$26,500 USD
View
13 more retailers have this diamond
Prices start from £2,867 GBPSave up to £16,910 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
4.25ct Emerald
£2,867 GBP