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Emerald|Lab Grown|IGI

5.11ct E FL Emerald Lab Grown Diamond

ID • E/FL • IGI LG804659506

Shape and cutting style on the report: Emerald cut

Certificate IGI LG804659506

Diamond specifications and retailer prices

From £7,983 GBP
$10,697 USD
As of October 26, 2026
Save £22,994 GBP (74%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £30,977 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.11ct lab-grown emerald diamond

This 5.11ct lab-grown emerald sits in the over five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804659506 or 804659506. Listed at 10 retailers as of October 26, 2026, with prices from £7,983 to £30,977, a £22,994 spread on the same certified stone. With Clarity lists it at £30,977. 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

5.11
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804659506
Dimensions11.94 × 8.01 × 5.21 mm
L/W Ratio1.49
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
11.94 mm8.01 mm5.11 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804659506
Side View
Table 63.0%Crown 33.9°Girdle: Slightly ThickPavilion 39.2°Culet: LargeDepth 65.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: £12,277 GBP|Low: £7,983 GBP|High: £40,072 GBP|Avg: £16,436 GBP|-22.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
October 30, 2026
Retailer 8£7,983 GBP
Retailer 5£8,031 GBP
Retailer 7£8,063 GBP
Retailer 9£8,302 GBP
Retailer 2£8,656 GBP
Retailer 11£12,255 GBP
Retailer 1£12,277 GBP
Retailer 4£12,795 GBP
Retailer 10£15,530 GBP
Retailer 6£20,976 GBP
Retailer 3£29,334 GBP
With Clarity£30,977 GBP

24 data points across 12 retailers

10 retailers£7,983 GBP to £30,977 GBP

A
Cheapest Retailer
-
£7,983 GBP
$10,697 USD
A
Retailer 2
-
£8,031 GBP
$10,760 USD
View
A
Retailer 3
-
£8,063 GBP
$10,804 USD
View
A
Retailer 4
-
£8,302 GBP
HK$86,900 HKD
View
B+
Retailer 5
-
£12,277 GBP
$16,450 USD
View
B+
Retailer 6
-
£12,795 GBP
€16,327 EUR
View
Retailer 7
-
£15,530 GBP
View
Price last confirmed 23 days ago
B
Retailer 8
-
£20,976 GBP
$28,105 USD
View
Retailer 9
-
£29,334 GBP
$39,304 USD
View
Price last confirmed 27 days ago
Most Expensive
B
With Clarity
804659506 · Oct 31
£30,977 GBP
$41,506 USD
View
9 more retailers have this diamond
Prices start from £7,983 GBPSave up to £22,994 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
5.11ct Emerald
£7,983 GBP