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Emerald|Lab Grown|IGI

5.43ct E VS2 Emerald Lab Grown Diamond

EX • E/VS2 • IGI LG665443155

Shape and cutting style on the report: Emerald cut

Certificate IGI LG665443155

Diamond specifications and retailer prices

From £522 GBP
$695 USD
As of October 30, 2026
Save £6,905 GBP (93%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £7,427 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 5.43ct lab-grown emerald diamond

This 5.43ct lab-grown emerald sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG665443155 or 665443155. Listed at 22 retailers as of October 29, 2026, with prices from £522 to £7,427, a £6,905 spread on the same certified stone. Brilliant Earth lists it at £7,427. 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

5.43
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665443155
Dimensions8.35 × 8.35 × 11.64 mm
L/W Ratio1.00
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.35 mm8.35 mm5.43 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665443155
Side View
Table 63.0%Crown 32.1°Girdle: MediumPavilion 40°Culet: LNGDepth 69.2%

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 30
Current: £7,427 GBP|Low: £496 GBP|High: £7,659 GBP|Avg: £1,765 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
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Retailer 11
Retailer 12
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Retailer 19
October 30, 2026
Retailer 3£522 GBP
Retailer 18£568 GBP
Retailer 11£578 GBP
Retailer 7£605 GBP
Retailer 8£605 GBP
Retailer 15£740 GBP
Retailer 2£969 GBP
Retailer 12£982 GBP
Retailer 17£984 GBP
Retailer 16£1,380 GBP
Retailer 6£1,702 GBP
Retailer 19£1,733 GBP
Retailer 4£1,877 GBP
Retailer 10£1,999 GBP
Retailer 5£2,087 GBP
Retailer 14£2,379 GBP
Retailer 9£2,459 GBP
Retailer 13£3,800 GBP
Brilliant Earth£7,427 GBP

45 data points across 19 retailers

22 retailers£522 GBP to £7,427 GBP

A
Cheapest Retailer
-
£522 GBP
$695 USD
A
Retailer 2
-
£568 GBP
$756 USD
View
A
Retailer 3
-
£578 GBP
$770 USD
View
Final sale: no returns
Retailer 4
-
£605 GBP
$806 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
£605 GBP
$806 USD
View
A
Retailer 6
-
£721 GBP
HK$7,500 HKD
View
A
Retailer 7
-
£740 GBP
$985 USD
View
A
Retailer 8
-
£969 GBP
View
A
Retailer 9
-
£982 GBP
€1,245 EUR
View
B+
Retailer 10
-
£984 GBP
$1,311 USD
View
A
Retailer 11
-
£1,380 GBP
$1,838 USD
View
Retailer 12
-
£1,425 GBP
$1,898 USD
View
Price last confirmed 30 days ago
B+
Retailer 13
-
£1,702 GBP
$2,266 USD
View
B+
Retailer 14
-
£1,733 GBP
$2,308 USD
View
B+
Retailer 15
-
£1,877 GBP
View
B+
Retailer 16
-
£1,999 GBP
$2,662 USD
View
B+
Retailer 17
-
£2,043 GBP
$2,721 USD
View
Retailer 18
-
£2,087 GBP
$2,779 USD
View
Price last confirmed 11 days ago
B+
Retailer 19
-
£2,379 GBP
View
Retailer 20
-
£2,459 GBP
A$5,038 AUD
View
Price last confirmed 21 days ago
B
Retailer 21
-
£3,800 GBP
$5,060 USD
View
Most Expensive
B
Brilliant Earth
18299672A · Oct 29
£7,427 GBP
$9,890 USD
View
21 more retailers have this diamond
Prices start from £522 GBPSave up to £6,905 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
5.43ct Emerald
£522 GBP