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Emerald|Lab Grown|IGI

4.99ct H VS1 Emerald Lab Grown Diamond

EX • H/VS1 • IGI LG659428468

Shape and cutting style on the report: Emerald cut

Certificate IGI LG659428468

Diamond specifications and retailer prices

From £590 GBP
$791 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: £590 GBP at William & Sons Jewelers
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at William & Sons Jewelers

About this 4.99ct lab-grown emerald diamond

This 4.99ct lab-grown emerald sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG659428468 or 659428468. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

4.99
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659428468
Dimensions11.13 × 8.01 × 5.45 mm
L/W Ratio1.39
Culet sizeLong
Top View
11.13 mm8.01 mm4.99 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG659428468
Side View
Table 67.0%Crown 36.6°Girdle: Slightly ThickPavilion 40.1°Culet: LNGDepth 68.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: £1,986 GBP|Low: £590 GBP|High: £3,803 GBP|Avg: £1,589 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
William & Sons Jewelers
September 19, 2026
William & Sons Jewelers£590 GBP
Retailer 6£726 GBP
Retailer 2£806 GBP
Retailer 5£1,063 GBP
Retailer 4£1,221 GBP
Retailer 7£1,586 GBP
Retailer 3£1,941 GBP
Retailer 1£1,986 GBP
Retailer 9£2,104 GBP
Retailer 8£3,803 GBP

2 data points across 10 retailers

1 retailer

B+
William & Sons Jewelers
cert_LG659428468 · Oct 29
£590 GBP
$791 USD
View
Final sale: no returns

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+
4.99ct Emerald
£590 GBP