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Emerald|Lab Grown|IGI

3.04ct E SI1 Emerald Lab Grown Diamond

EX • E/SI1 • IGI LG671440063

Shape and cutting style on the report: Emerald cut

Certificate IGI LG671440063

Diamond specifications and retailer prices

From £313 GBP
$420 USD
As of October 30, 2026
Save £3,105 GBP (91%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £3,418 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.04ct lab-grown emerald diamond

This 3.04ct lab-grown emerald sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG671440063 or 671440063. Listed at 17 retailers as of October 29, 2026, with prices from £313 to £3,418, a £3,105 spread on the same certified stone. Brilliant Earth lists it at £3,418. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.04
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG671440063
Dimensions10.17 × 6.54 × 4.27 mm
L/W Ratio1.56
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.17 mm6.54 mm3.04 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG671440063
Side View
Table 62.0%Crown 36.1°Girdle: MED-STKPavilion 34.1°Culet: LargeDepth 65.3%

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 30
Current: £3,418 GBP|Low: £313 GBP|High: £3,553 GBP|Avg: £1,337 GBP|-3.8%
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
October 30, 2026
Retailer 11£313 GBP
Retailer 12£351 GBP
Retailer 3£389 GBP
Retailer 7£496 GBP
Retailer 5£516 GBP
Retailer 4£670 GBP
Retailer 2£712 GBP
Retailer 10£1,091 GBP
Retailer 14£1,408 GBP
Retailer 8£1,481 GBP
Retailer 6£1,491 GBP
Retailer 9£1,586 GBP
Retailer 13£2,784 GBP
Brilliant Earth£3,418 GBP

42 data points across 14 retailers

17 retailers£313 GBP to £3,418 GBP

A
Cheapest Retailer
-
£313 GBP
$420 USD
A
Retailer 2
-
£351 GBP
$470 USD
View
Final sale: no returns
A
Retailer 3
-
£352 GBP
$471 USD
View
A
Retailer 4
-
£389 GBP
$521 USD
View
A
Retailer 5
-
£389 GBP
$521 USD
View
A
Retailer 6
-
£496 GBP
$665 USD
View
B+
Retailer 7
-
£516 GBP
$692 USD
View
B+
Retailer 8
-
£670 GBP
$898 USD
View
A
Retailer 9
-
£712 GBP
View
B
Retailer 10
-
£1,091 GBP
$1,462 USD
View
B
Retailer 11
-
£1,381 GBP
$1,850 USD
View
B
Retailer 12
-
£1,408 GBP
$1,887 USD
View
Retailer 13
-
£1,481 GBP
$1,985 USD
View
Price last confirmed 9 days ago
B
Retailer 14
-
£1,491 GBP
$1,997 USD
View
B
Retailer 15
-
£1,586 GBP
View
B
Retailer 16
-
£2,784 GBP
$3,730 USD
View
Most Expensive
B
Brilliant Earth
18830643A · Oct 29
£3,418 GBP
$4,580 USD
View
16 more retailers have this diamond
Prices start from £313 GBPSave up to £3,105 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
3.04ct Emerald
£313 GBP