Emerald|Lab Grown|IGI

4.56ct G VS2 Emerald Lab Grown Diamond

EX • G/VS2 • IGI LG838662066

Shape and cutting style on the report: Emerald cut

Certificate IGI LG838662066

Diamond specifications and retailer prices

From £505 GBP
$672 USD
As of October 23, 2026
Save £796 GBP (61%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,726 GBP at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 4.56ct lab-grown emerald diamond

This 4.56ct lab-grown emerald sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG838662066 or 838662066. Listed at 3 retailers as of October 23, 2026, with a 158% 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

4.56
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838662066
Dimensions11.05 × 8.01 × 5.35 mm
L/W Ratio1.38
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.05 mm8.01 mm4.56 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838662066
Side View
Table 64.0%Crown 35.2°Girdle: MediumPavilion 39.7°Culet: LargeDepth 66.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 23
Current: £2,726 GBP|Low: £355 GBP|High: £2,726 GBP|Avg: £1,466 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 19, 2026
Retailer 2£355 GBP
Retailer 3£505 GBP
Retailer 5£681 GBP
Retailer 4£1,301 GBP
Brilliant Earth£2,726 GBP

7 data points across 5 retailers

3 retailers£505 GBP to £1,301 GBP

B+
Cheapest Retailer
-
£505 GBP
$672 USD
B+
Retailer 2
-
£1,301 GBP
$1,732 USD
View
Most Expensive
B
Brilliant Earth
21542354A · Oct 1
£2,726 GBP
$3,630 USD
View
Price last confirmed 28 days ago
2 more retailers have this diamond
Prices start from £505 GBPSave up to £796 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+
4.56ct Emerald
£505 GBP