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Emerald|Lab Grown|IGI

3.03ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG622400669

Shape and cutting style on the report: Emerald cut

Certificate IGI LG622400669

Diamond specifications and retailer prices

From £327 GBP
As of November 6, 2026
Save £1,969 GBP (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £2,296 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.03ct lab-grown emerald diamond

This 3.03ct 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 LG622400669 or 622400669. Listed at 16 retailers as of November 4, 2026, with prices from £327 to £2,296, a £1,969 spread on the same certified stone. Brilliant Earth lists it at £2,296. 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

3.03
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG622400669
Dimensions9.32 × 6.67 × 4.54 mm
L/W Ratio1.40
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
9.32 mm6.67 mm3.03 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG622400669
Side View
Table 66.0%Crown 37.1°Girdle: ThickPavilion 40.7°Culet: LNGDepth 68.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £2,296 GBP|Low: £314 GBP|High: £2,370 GBP|Avg: £843 GBP|-3.1%
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
November 5, 2026
Retailer 10£327 GBP
Retailer 4£365 GBP
Retailer 15£366 GBP
Retailer 6£405 GBP
Retailer 12£405 GBP
Retailer 14£513 GBP
Retailer 3£637 GBP
Retailer 11£644 GBP
Retailer 8£662 GBP
Retailer 7£683 GBP
Retailer 9£993 GBP
Retailer 13£1,302 GBP
Retailer 5£1,455 GBP
Retailer 2£1,484 GBP
Brilliant Earth£2,296 GBP

42 data points across 15 retailers

16 retailers£327 GBP to £2,296 GBP

A
Cheapest Retailer
-
£327 GBP
A
Retailer 2
-
£365 GBP
View
Final sale: no returns
A
Retailer 3
-
£366 GBP
View
A
Retailer 4
-
£405 GBP
View
Retailer 5
-
£405 GBP
View
Price last confirmed 21 days ago
A
Retailer 6
-
£513 GBP
View
B+
Retailer 7
-
£637 GBP
View
Retailer 8
-
£644 GBP
View
Price last confirmed 8 days ago
A
Retailer 9
-
£662 GBP
View
A
Retailer 10
-
£683 GBP
View
B+
Retailer 11
-
£993 GBP
View
B
Retailer 12
-
£1,302 GBP
View
B
Retailer 13
-
£1,326 GBP
View
B
Retailer 14
-
£1,455 GBP
View
B
Retailer 15
-
£1,484 GBP
View
Most Expensive
B
Brilliant Earth
9274683A · Nov 4
£2,296 GBP
$3,090 USD
View
15 more retailers have this diamond
Prices start from £327 GBPSave up to £1,969 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
3.03ct Emerald
£327 GBP