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Emerald|Lab Grown|IGI

3.99ct E VS1 Emerald Lab Grown Diamond

EX • E/VS1 • IGI LG837633087

Shape and cutting style on the report: Emerald cut

Certificate IGI LG837633087

Diamond specifications and retailer prices

From £466 GBP
$620 USD
As of October 29, 2026
Save £3,867 GBP (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £4,333 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 LG837633087 or 837633087. Listed at 22 retailers as of October 29, 2026, with prices from £466 to £4,333, a £3,867 spread on the same certified stone. Brilliant Earth lists it at £4,333. 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 angle37.6°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837633087
Dimensions10.84 × 7.43 × 4.95 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.84 mm7.43 mm3.99 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837633087
Side View
Table 67.0%Crown 37.6°Girdle: MediumPavilion 38.4°Culet: LargeDepth 66.6%

Caratlytics Score

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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 29
Current: £4,333 GBP|Low: £466 GBP|High: £4,430 GBP|Avg: £1,480 GBP|+7.4%
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
Retailer 17
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Retailer 19
October 29, 2026
Retailer 8£466 GBP
Retailer 15£577 GBP
Retailer 3£597 GBP
Retailer 4£692 GBP
Retailer 12£774 GBP
Retailer 2£805 GBP
Retailer 16£1,098 GBP
Retailer 14£1,121 GBP
Retailer 17£1,161 GBP
Retailer 7£1,482 GBP
Retailer 19£1,499 GBP
Retailer 5£1,661 GBP
Retailer 11£1,664 GBP
Retailer 10£1,674 GBP
Retailer 6£1,701 GBP
Retailer 9£1,745 GBP
Retailer 13£2,253 GBP
Retailer 18£2,613 GBP
Brilliant Earth£4,333 GBP

33 data points across 19 retailers

22 retailers£466 GBP to £4,333 GBP

Retailer 1
-
£399 GBP
$532 USD
Price last confirmed 27 days ago
A
Retailer 2
-
£466 GBP
$620 USD
View
Final sale: no returns
Retailer 3
-
£516 GBP
$687 USD
View
Price last confirmed 26 days ago
A
Retailer 4
-
£577 GBP
HK$6,000 HKD
View
A
Retailer 5
-
£597 GBP
$795 USD
View
B+
Retailer 6
-
£692 GBP
$922 USD
View
A
Retailer 7
-
£774 GBP
€982 EUR
View
A
Retailer 8
-
£805 GBP
View
Retailer 9
-
£1,098 GBP
A$2,250 AUD
View
Price last confirmed 9 days ago
A
Retailer 10
-
£1,121 GBP
ZAR 24,112 ZAR
View
A
Retailer 11
-
£1,161 GBP
$1,546 USD
View
Retailer 12
-
£1,357 GBP
$1,807 USD
View
Price last confirmed 29 days ago
B+
Retailer 13
-
£1,482 GBP
$1,974 USD
View
B+
Retailer 14
-
£1,499 GBP
View
B+
Retailer 15
-
£1,661 GBP
$2,212 USD
View
B+
Retailer 16
-
£1,664 GBP
SGD 2,994 SGD
View
B+
Retailer 17
-
£1,674 GBP
$2,229 USD
View
B+
Retailer 18
-
£1,701 GBP
$2,265 USD
View
B+
Retailer 19
-
£1,745 GBP
$2,324 USD
View
B
Retailer 20
-
£2,253 GBP
View
Retailer 21
-
£2,613 GBP
$3,480 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
21570586A · Oct 29
£4,333 GBP
$5,770 USD
View
21 more retailers have this diamond
Prices start from £466 GBPSave up to £3,867 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
£466 GBP