Emerald|Lab Grown|IGI

4.07ct G IF Emerald Lab Grown Diamond

ID • G/IF • IGI LG666402883

Shape and cutting style on the report: Emerald cut

Certificate IGI LG666402883

Diamond specifications and retailer prices

From £1,155 GBP
$1,548 USD
As of October 30, 2026
Save £2,458 GBP (68%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £3,849 GBP at MOH London · As of October 21, 2026
View at MOH London

About this 4.07ct lab-grown emerald diamond

This 4.07ct lab-grown emerald sits in the three to five carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG666402883 or 666402883. Listed at 14 retailers as of October 30, 2026, with a 213% 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

4.07
Carat
G
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.1°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG666402883
Dimensions11.22 × 7.62 × 5.05 mm
L/W Ratio1.47
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.22 mm7.62 mm4.07 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG666402883
Side View
Table 57.0%Crown 28.1°Girdle: MediumPavilion 39.9°Culet: LNGDepth 66.3%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: £3,849 GBP|Low: £1,109 GBP|High: £3,903 GBP|Avg: £2,374 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 7£1,155 GBP
Retailer 8£1,340 GBP
Retailer 11£1,340 GBP
Retailer 12£1,581 GBP
Retailer 2£1,899 GBP
Retailer 10£2,111 GBP
Retailer 6£2,370 GBP
Retailer 5£2,877 GBP
Retailer 4£3,076 GBP
Retailer 3£3,242 GBP
Retailer 9£3,613 GBP
MOH London£3,849 GBP

41 data points across 12 retailers

14 retailers£1,155 GBP to £3,613 GBP

A
Cheapest Retailer
-
£1,155 GBP
$1,548 USD
A
Retailer 2
-
£1,258 GBP
$1,685 USD
View
A
Retailer 3
-
£1,340 GBP
$1,796 USD
View
Retailer 4
-
£1,340 GBP
$1,796 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
£1,581 GBP
$2,119 USD
View
A
Retailer 6
-
£1,899 GBP
View
A
Retailer 7
-
£2,111 GBP
$2,828 USD
View
A
Retailer 8
-
£2,370 GBP
$3,176 USD
View
A
Retailer 9
-
£2,513 GBP
$3,367 USD
View
Retailer 10
-
£2,877 GBP
A$5,930 AUD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
£3,076 GBP
$4,122 USD
View
B+
Retailer 12
-
£3,242 GBP
View
B+
Retailer 13
-
£3,613 GBP
$4,841 USD
View
Most Expensive
MOH London
LG666402883 · Oct 21
£3,849 GBP
View
Price last confirmed 10 days ago
13 more retailers have this diamond
Prices start from £1,155 GBPSave up to £2,458 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
4.07ct Emerald
£1,155 GBP