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Emerald|Lab Grown|IGI

5.66ct E VVS2 Emerald Lab Grown Diamond

EX • E/VVS2 • IGI LG840647816

Shape and cutting style on the report: Emerald cut

Certificate IGI LG840647816

Diamond specifications and retailer prices

From £708 GBP
$943 USD
As of October 29, 2026
Save £438 GBP (38%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £4,164 GBP at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 5.66ct lab-grown emerald diamond

This 5.66ct lab-grown emerald sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840647816 or 840647816. Listed at 3 retailers as of October 27, 2026, with a 62% 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

5.66
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840647816
Dimensions11.49 × 8.52 × 5.89 mm
L/W Ratio1.35
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.49 mm8.52 mm5.66 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840647816
Side View
Table 65.0%Crown 39.6°Girdle: MediumPavilion 39.8°Culet: LargeDepth 69.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £4,164 GBP|Low: £708 GBP|High: £4,186 GBP|Avg: £2,246 GBP|-0.5%
Rare Carat
Retailer 2
Retailer 3
October 27, 2026
Retailer 2£708 GBP
Retailer 3£1,146 GBP
Rare Carat£4,164 GBP

22 data points across 3 retailers

3 retailers£708 GBP to £1,146 GBP

A
Cheapest Retailer
-
£708 GBP
$943 USD
Final sale: no returns
A
Retailer 2
-
£1,146 GBP
View
Most Expensive
Rare Carat
840647816 · Oct 18
£4,164 GBP
$5,545 USD
View
Price last confirmed 11 days ago
2 more retailers have this diamond
Prices start from £708 GBPSave up to £438 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
5.66ct Emerald
£708 GBP