Emerald|Lab Grown|IGI

4.03ct G VS2 Emerald Lab Grown Diamond

ID • G/VS2 • IGI LG851662139

Shape and cutting style on the report: Emerald cut

Certificate IGI LG851662139

Diamond specifications and retailer prices

From £615 GBP
€785 EUR
As of October 29, 2026
Save £704 GBP (53%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,319 GBP at Taylor and Hart · As of October 28, 2026
View at Taylor and Hart

About this 4.03ct lab-grown emerald diamond

This 4.03ct 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 LG851662139 or 851662139. Listed at 4 retailers as of October 28, 2026, with prices from £615 to £1,319, a £704 spread on the same certified stone. Taylor and Hart lists it at £1,319. 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

4.03
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851662139
Dimensions10.34 × 7.51 × 5.04 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
10.34 mm7.51 mm4.03 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851662139
Side View
Table 61.0%Crown 34.9°Girdle: Slightly ThickPavilion 39.5°Culet: LargeDepth 67.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £615 GBP|Low: £615 GBP|High: £1,319 GBP|Avg: £932 GBP
Retailer 1
Retailer 2
Retailer 3
Taylor and Hart
October 29, 2026
Retailer 1£615 GBP
Retailer 3£633 GBP
Retailer 2£1,002 GBP
Taylor and Hart£1,319 GBP

2 data points across 4 retailers

4 retailers£615 GBP to £1,319 GBP

A
Cheapest Retailer
-
£615 GBP
€785 EUR
B+
Retailer 2
-
£633 GBP
$848 USD
View
B+
Retailer 3
-
£1,002 GBP
$1,342 USD
View
Most Expensive
B+
Taylor and Hart
4G5BHH6 · Oct 28
£1,319 GBP
$1,767 USD
View
3 more retailers have this diamond
Prices start from £615 GBPSave up to £704 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
4.03ct Emerald
£615 GBP