Emerald|Lab Grown|IGI

0.40ct E VVS1 Emerald Lab Grown Diamond

EX • E/VVS1 • IGI LG821627480

Shape and cutting style on the report: Emerald cut

Certificate IGI LG821627480

Diamond specifications and retailer prices

From £240 GBP
$320 USD
As of October 23, 2026
Save £75 GBP (24%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £913 GBP at MOH London · As of October 21, 2026
View at MOH London

About this 0.4ct lab-grown emerald diamond

This 0.4ct lab-grown emerald sits in the sub-half-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821627480 or 821627480. Listed at 19 retailers as of October 23, 2026, with a 31% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.40
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821627480
Dimensions5.14 × 3.51 × 2.36 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
5.14 mm3.51 mm0.40 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821627480
Side View
Table 65.0%Crown 34°Girdle: MED-STKPavilion 37.7°Culet: LargeDepth 67.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 23
Current: £913 GBP|Low: £83 GBP|High: £913 GBP|Avg: £264 GBP|+6.0%
MOH London
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
October 23, 2026
Retailer 17£89 GBP
Retailer 8£98 GBP
Retailer 3£149 GBP
Retailer 16£193 GBP
Retailer 10£194 GBP
Retailer 15£194 GBP
Retailer 11£197 GBP
Retailer 2£209 GBP
Retailer 6£231 GBP
Retailer 7£240 GBP
Retailer 9£258 GBP
Retailer 12£267 GBP
Retailer 14£286 GBP
Retailer 13£315 GBP
Retailer 4£482 GBP
Retailer 5£572 GBP
MOH London£913 GBP

34 data points across 17 retailers

19 retailers£240 GBP to £315 GBP

Retailer 1
-
£80 GBP
$106 USD
Price last confirmed 8 days ago
Retailer 2
-
£98 GBP
$130 USD
View
Price last confirmed 35 days ago
Retailer 3
-
£105 GBP
$140 USD
View
Price last confirmed 14 days ago
Retailer 4
-
£105 GBP
$140 USD
View
Price last confirmed 8 days ago
Retailer 5
-
£149 GBP
$198 USD
View
Price last confirmed 9 days ago
Retailer 6
-
£194 GBP
ZAR 4,163 ZAR
View
Price last confirmed 7 days ago
Retailer 7
-
£194 GBP
$259 USD
View
Price last confirmed 8 days ago
Retailer 8
-
£197 GBP
View
Price last confirmed 8 days ago
Retailer 9
-
£209 GBP
View
Price last confirmed 7 days ago
Retailer 10
-
£231 GBP
A$473 AUD
View
Price last confirmed 22 days ago
B+
Retailer 11
-
£240 GBP
$320 USD
View
Retailer 12
-
£267 GBP
CA$494 CAD
View
Price last confirmed 7 days ago
Retailer 13
-
£286 GBP
A$585 AUD
View
Price last confirmed 12 days ago
B
Retailer 14
-
£315 GBP
$420 USD
View
Retailer 15
-
£350 GBP
$466 USD
View
Price last confirmed 8 days ago
Retailer 16
-
£482 GBP
$641 USD
View
Price last confirmed 8 days ago
Retailer 17
-
£482 GBP
$641 USD
View
Price last confirmed 8 days ago
Retailer 18
-
£572 GBP
View
Price last confirmed 8 days ago
Most Expensive
MOH London
LG821627480 · Oct 21
£913 GBP
View
Price under review
18 more retailers have this diamond
Prices start from £240 GBPSave up to £75 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.

B+
0.40ct Emerald
£240 GBP