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Emerald|Lab Grown|IGI

3.07ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG625495666

Shape and cutting style on the report: Emerald cut

Certificate IGI LG625495666

Diamond specifications and retailer prices

From £331 GBP
As of November 6, 2026
Save £1,995 GBP (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £2,326 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.07ct lab-grown emerald diamond

This 3.07ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG625495666 or 625495666. Listed at 17 retailers as of November 4, 2026, with prices from £331 to £2,326, a £1,995 spread on the same certified stone. Brilliant Earth lists it at £2,326. 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

3.07
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625495666
Dimensions9.75 × 6.92 × 4.60 mm
L/W Ratio1.41
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.75 mm6.92 mm3.07 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625495666
Side View
Table 65.0%Crown 37.6°Girdle: MediumPavilion 39.6°Culet: LNGDepth 66.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £2,326 GBP|Low: £317 GBP|High: £2,400 GBP|Avg: £894 GBP|+2.0%
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
Retailer 16
November 6, 2026
Retailer 11£331 GBP
Retailer 5£370 GBP
Retailer 16£370 GBP
Retailer 7£410 GBP
Retailer 13£410 GBP
Retailer 15£516 GBP
Retailer 4£643 GBP
Retailer 12£652 GBP
Retailer 2£669 GBP
Retailer 8£689 GBP
Retailer 10£1,006 GBP
Retailer 14£1,318 GBP
Retailer 6£1,467 GBP
Retailer 9£1,505 GBP
Retailer 3£1,579 GBP
Brilliant Earth£2,326 GBP

42 data points across 16 retailers

17 retailers£331 GBP to £2,326 GBP

A
Cheapest Retailer
-
£331 GBP
A
Retailer 2
-
£370 GBP
View
A
Retailer 3
-
£370 GBP
View
Final sale: no returns
A
Retailer 4
-
£410 GBP
View
Retailer 5
-
£410 GBP
View
Price last confirmed 21 days ago
A
Retailer 6
-
£516 GBP
View
B+
Retailer 7
-
£643 GBP
View
Retailer 8
-
£652 GBP
View
Price last confirmed 8 days ago
A
Retailer 9
-
£669 GBP
View
A
Retailer 10
-
£689 GBP
View
B+
Retailer 11
-
£1,006 GBP
View
B
Retailer 12
-
£1,318 GBP
View
B
Retailer 13
-
£1,342 GBP
View
B
Retailer 14
-
£1,467 GBP
View
B
Retailer 15
-
£1,505 GBP
View
Retailer 16
-
£1,579 GBP
View
Price last confirmed 16 days ago
Most Expensive
B
Brilliant Earth
9545856A · Nov 4
£2,326 GBP
$3,130 USD
View
16 more retailers have this diamond
Prices start from £331 GBPSave up to £1,995 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
3.07ct Emerald
£331 GBP