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Emerald|Lab Grown|IGI

4.18ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG811635660

Shape and cutting style on the report: Emerald cut

Certificate IGI LG811635660

Diamond specifications and retailer prices

From £2,823 GBP
$3,782 USD
As of October 30, 2026
Save £16,642 GBP (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £19,464 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.18ct lab-grown emerald diamond

This 4.18ct 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 LG811635660 or 811635660. Listed at 13 retailers as of October 29, 2026, with prices from £2,823 to £19,464, a £16,642 spread on the same certified stone. Do Amore Diamonds lists it at £19,464. 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

4.18
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.3°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811635660
Dimensions10.63 × 7.65 × 4.88 mm
L/W Ratio1.39
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
10.63 mm7.65 mm4.18 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811635660
Side View
Table 56.0%Crown 30.3°Girdle: Slightly ThickPavilion 38°Culet: LargeDepth 63.8%

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 30
Current: £19,464 GBP|Low: £2,823 GBP|High: £22,218 GBP|Avg: £7,365 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
October 30, 2026
Retailer 6£2,823 GBP
Retailer 3£2,965 GBP
Retailer 10£3,069 GBP
Retailer 12£3,329 GBP
Retailer 4£3,447 GBP
Retailer 11£4,353 GBP
Retailer 13£4,527 GBP
Retailer 9£5,086 GBP
Retailer 5£5,963 GBP
Retailer 7£6,238 GBP
Retailer 8£7,542 GBP
Retailer 2£9,038 GBP
Do Amore Diamonds£19,464 GBP

32 data points across 13 retailers

13 retailers£2,823 GBP to £19,464 GBP

A
Cheapest Retailer
-
£2,823 GBP
$3,782 USD
A
Retailer 2
-
£2,965 GBP
$3,973 USD
View
A
Retailer 3
-
£3,069 GBP
$4,112 USD
View
A
Retailer 4
-
£3,329 GBP
$4,460 USD
View
A
Retailer 5
-
£3,447 GBP
$4,619 USD
View
A
Retailer 6
-
£4,353 GBP
$5,832 USD
View
A
Retailer 7
-
£4,527 GBP
$6,066 USD
View
A
Retailer 8
-
£5,086 GBP
$6,815 USD
View
Retailer 9
-
£5,963 GBP
$7,990 USD
View
Price last confirmed 12 days ago
B+
Retailer 10
-
£6,238 GBP
€7,960 EUR
View
B+
Retailer 11
-
£7,542 GBP
View
B+
Retailer 12
-
£9,038 GBP
$12,110 USD
View
Most Expensive
B
Do Amore Diamonds
27-622143A47 · Oct 29
£19,464 GBP
$26,080 USD
View
12 more retailers have this diamond
Prices start from £2,823 GBPSave up to £16,642 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
4.18ct Emerald
£2,823 GBP