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Emerald|Lab Grown|IGI

4.00ct F VS2 Emerald Lab Grown Diamond

ID • F/VS2 • IGI LG826678599

Shape and cutting style on the report: Emerald cut

Certificate IGI LG826678599

Diamond specifications and retailer prices

From £363 GBP
$487 USD
As of October 30, 2026
Save £2,413 GBP (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £2,776 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4ct lab-grown emerald diamond

This 4ct lab-grown emerald sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826678599 or 826678599. Listed at 16 retailers as of October 30, 2026, with prices from £363 to £2,776, a £2,413 spread on the same certified stone. Brilliant Earth lists it at £2,776. 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

4.00
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826678599
Dimensions11.36 × 7.37 × 4.78 mm
L/W Ratio1.54
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.36 mm7.37 mm4.00 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826678599
Side View
Table 65.0%Crown 39.1°Girdle: MediumPavilion 40.9°Culet: LargeDepth 64.9%

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: £2,776 GBP|Low: £349 GBP|High: £2,858 GBP|Avg: £994 GBP
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
Retailer 15
Retailer 16
November 1, 2026
Retailer 7£363 GBP
Retailer 3£377 GBP
Retailer 12£417 GBP
Retailer 8£451 GBP
Retailer 9£522 GBP
Retailer 2£560 GBP
Retailer 10£690 GBP
Retailer 11£725 GBP
Retailer 4£737 GBP
Retailer 13£1,078 GBP
Retailer 6£1,211 GBP
Retailer 16£1,340 GBP
Retailer 15£1,365 GBP
Retailer 14£1,561 GBP
Retailer 5£1,891 GBP
Brilliant Earth£2,776 GBP

41 data points across 16 retailers

16 retailers£363 GBP to £2,776 GBP

A
Cheapest Retailer
-
£363 GBP
$487 USD
A
Retailer 2
-
£377 GBP
$505 USD
View
A
Retailer 3
-
£417 GBP
$559 USD
View
Retailer 4
-
£451 GBP
$604 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
£522 GBP
$700 USD
View
B+
Retailer 6
-
£560 GBP
$750 USD
View
A
Retailer 7
-
£690 GBP
View
A
Retailer 8
-
£725 GBP
$971 USD
View
A
Retailer 9
-
£737 GBP
€941 EUR
View
B+
Retailer 10
-
£1,078 GBP
$1,444 USD
View
B+
Retailer 11
-
£1,211 GBP
$1,623 USD
View
B+
Retailer 12
-
£1,340 GBP
$1,796 USD
View
B+
Retailer 13
-
£1,365 GBP
$1,828 USD
View
B+
Retailer 14
-
£1,561 GBP
$2,091 USD
View
B
Retailer 15
-
£1,891 GBP
View
Most Expensive
B
Brilliant Earth
21210745A · Oct 31
£2,776 GBP
$3,720 USD
View
15 more retailers have this diamond
Prices start from £363 GBPSave up to £2,413 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
4.00ct Emerald
£363 GBP