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Emerald|Lab Grown|IGI

3.99ct E VS1 Emerald Lab Grown Diamond

EX • E/VS1 • IGI LG828627007

Shape and cutting style on the report: Emerald cut

Certificate IGI LG828627007

Diamond specifications and retailer prices

From £559 GBP
$745 USD
As of October 27, 2026
Save £1,634 GBP (74%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,413 GBP at MOH London · As of October 21, 2026
View at MOH London

About this 3.99ct lab-grown emerald diamond

This 3.99ct lab-grown emerald sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828627007 or 828627007. Listed at 13 retailers as of October 27, 2026, with a 292% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.99
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.5°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828627007
Dimensions10.61 × 7.67 × 5.00 mm
L/W Ratio1.38
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.61 mm7.67 mm3.99 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828627007
Side View
Table 68.0%Crown 39.5°Girdle: MediumPavilion 39°Culet: LargeDepth 65.2%

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 27
Current: £2,413 GBP|Low: £303 GBP|High: £2,413 GBP|Avg: £1,343 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 4£423 GBP
Retailer 10£649 GBP
Retailer 7£800 GBP
Retailer 2£1,039 GBP
Retailer 11£1,051 GBP
Retailer 6£1,464 GBP
Retailer 5£1,507 GBP
Retailer 9£1,531 GBP
Retailer 8£1,598 GBP
Retailer 3£2,184 GBP
Retailer 12£2,193 GBP
MOH London£2,413 GBP

16 data points across 12 retailers

13 retailers£559 GBP to £2,193 GBP

A
Cheapest Retailer
-
£559 GBP
$745 USD
Retailer 2
-
£649 GBP
$864 USD
View
Price last confirmed 12 days ago
A
Retailer 3
-
£800 GBP
$1,065 USD
View
A
Retailer 4
-
£1,039 GBP
View
A
Retailer 5
-
£1,051 GBP
$1,399 USD
View
Retailer 6
-
£1,464 GBP
A$3,000 AUD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
£1,507 GBP
ZAR 32,413 ZAR
View
B+
Retailer 8
-
£1,531 GBP
$2,039 USD
View
B+
Retailer 9
-
£1,598 GBP
$2,128 USD
View
Retailer 10
-
£1,825 GBP
$2,430 USD
View
Price last confirmed 11 days ago
B
Retailer 11
-
£2,184 GBP
$2,909 USD
View
B
Retailer 12
-
£2,193 GBP
$2,921 USD
View
Most Expensive
MOH London
LG828627007 · Oct 21
£2,413 GBP
View
Price last confirmed 8 days ago
12 more retailers have this diamond
Prices start from £559 GBPSave up to £1,634 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
3.99ct Emerald
£559 GBP