Emerald|Lab Grown|IGI

3.06ct E IF Emerald Lab Grown Diamond

EX • E/IF • IGI LG821625188

Shape and cutting style on the report: Emerald cut

Certificate IGI LG821625188

Diamond specifications and retailer prices

From £611 GBP
$813 USD
As of October 23, 2026
Save £4,413 GBP (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £5,024 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.06ct lab-grown emerald diamond

This 3.06ct lab-grown emerald sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG821625188 or 821625188. Listed at 20 retailers as of October 23, 2026, with prices from £611 to £5,024, a £4,413 spread on the same certified stone. Brilliant Earth lists it at £5,024. 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

3.06
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle44.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821625188
Dimensions9.81 × 6.61 × 4.56 mm
L/W Ratio1.48
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.81 mm6.61 mm3.06 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821625188
Side View
Table 61.0%Crown 32.6°Girdle: MediumPavilion 44.9°Culet: LargeDepth 69.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 23
Current: £5,024 GBP|Low: £596 GBP|High: £5,024 GBP|Avg: £1,761 GBP
Brilliant Earth
Retailer 2
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October 29, 2026
Retailer 19£611 GBP
Retailer 6£665 GBP
Retailer 10£683 GBP
Retailer 9£708 GBP
Retailer 11£720 GBP
Retailer 4£841 GBP
Retailer 2£1,087 GBP
Retailer 13£1,108 GBP
Retailer 3£1,143 GBP
Retailer 18£1,598 GBP
Retailer 16£1,628 GBP
Retailer 14£1,645 GBP
Retailer 7£1,957 GBP
Retailer 17£1,991 GBP
Retailer 5£2,205 GBP
Retailer 15£2,262 GBP
Retailer 8£2,452 GBP
Retailer 20£2,669 GBP
Retailer 12£3,651 GBP
Brilliant Earth£5,024 GBP

35 data points across 20 retailers

20 retailers£611 GBP to £5,024 GBP

A
Cheapest Retailer
-
£611 GBP
$813 USD
Retailer 2
-
£665 GBP
$885 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
£683 GBP
$910 USD
View
Final sale: no returns
Retailer 4
-
£708 GBP
$943 USD
View
Price last confirmed 8 days ago
Retailer 5
-
£720 GBP
$959 USD
View
Price last confirmed 12 days ago
A
Retailer 6
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£841 GBP
$1,120 USD
View
A
Retailer 7
-
£1,087 GBP
View
A
Retailer 8
-
£1,108 GBP
€1,405 EUR
View
A
Retailer 9
-
£1,143 GBP
$1,522 USD
View
Retailer 10
-
£1,598 GBP
A$3,274 AUD
View
Price last confirmed 8 days ago
A
Retailer 11
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£1,628 GBP
$2,168 USD
View
A
Retailer 12
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£1,645 GBP
ZAR 35,382 ZAR
View
A
Retailer 13
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£1,957 GBP
View
Retailer 14
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£1,991 GBP
$2,652 USD
View
Price last confirmed 8 days ago
A
Retailer 15
-
£2,205 GBP
$2,936 USD
View
A
Retailer 16
-
£2,262 GBP
$3,012 USD
View
A
Retailer 17
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£2,452 GBP
$3,265 USD
View
B+
Retailer 18
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£2,669 GBP
View
Retailer 19
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£3,651 GBP
A$7,480 AUD
View
Price last confirmed 28 days ago
Most Expensive
B
Brilliant Earth
21220837A · Oct 28
£5,024 GBP
$6,690 USD
View
19 more retailers have this diamond
Prices start from £611 GBPSave up to £4,413 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
3.06ct Emerald
£611 GBP