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Emerald|Lab Grown|IGI

4.12ct G VS2 Emerald Lab Grown Diamond

EX • G/VS2 • IGI LG673406809

Shape and cutting style on the report: Emerald cut

Certificate IGI LG673406809

Diamond specifications and retailer prices

From £654 GBP
€834 EUR
As of October 29, 2026
Save £1,884 GBP (74%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £2,538 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.12ct lab-grown emerald diamond

This 4.12ct 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 LG673406809 or 673406809. Listed at 17 retailers as of October 29, 2026, with prices from £654 to £2,538, a £1,884 spread on the same certified stone. Brilliant Earth lists it at £2,538. 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

4.12
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.4°
Pavilion angle44.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG673406809
Dimensions10.66 × 7.60 × 5.18 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.66 mm7.60 mm4.12 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG673406809
Side View
Table 64.0%Crown 30.4°Girdle: MediumPavilion 44.9°Culet: LargeDepth 68.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £2,538 GBP|Low: £296 GBP|High: £2,978 GBP|Avg: £978 GBP|-14.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 5£305 GBP
Retailer 6£393 GBP
Retailer 4£398 GBP
Retailer 8£654 GBP
Retailer 11£660 GBP
Retailer 9£661 GBP
Retailer 2£697 GBP
Retailer 15£731 GBP
Retailer 13£1,035 GBP
Retailer 12£1,132 GBP
Retailer 7£1,149 GBP
Retailer 3£1,377 GBP
Retailer 10£1,550 GBP
Retailer 14£1,576 GBP
Brilliant Earth£2,538 GBP

38 data points across 15 retailers

17 retailers£654 GBP to £2,538 GBP

Retailer 1
-
£305 GBP
$408 USD
Price last confirmed 26 days ago
Retailer 2
-
£355 GBP
$476 USD
View
Price last confirmed 24 days ago
Retailer 3
-
£393 GBP
$527 USD
View
Price last confirmed 27 days ago
Retailer 4
-
£398 GBP
$533 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
£654 GBP
€834 EUR
View
B+
Retailer 6
-
£660 GBP
$884 USD
View
A
Retailer 7
-
£661 GBP
$885 USD
View
A
Retailer 8
-
£697 GBP
View
A
Retailer 9
-
£731 GBP
$980 USD
View
B+
Retailer 10
-
£1,035 GBP
$1,387 USD
View
B+
Retailer 11
-
£1,132 GBP
$1,517 USD
View
Retailer 12
-
£1,149 GBP
View
Price last confirmed 24 days ago
Retailer 13
-
£1,264 GBP
$1,694 USD
View
Price last confirmed 30 days ago
B+
Retailer 14
-
£1,377 GBP
$1,846 USD
View
B+
Retailer 15
-
£1,550 GBP
View
B+
Retailer 16
-
£1,576 GBP
$2,112 USD
View
Most Expensive
B
Brilliant Earth
21027544A · Oct 30
£2,538 GBP
$3,400 USD
View
16 more retailers have this diamond
Prices start from £654 GBPSave up to £1,884 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
4.12ct Emerald
£654 GBP