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Emerald|Lab Grown|IGI

3.00ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG844683383

Shape and cutting style on the report: Emerald cut

Certificate IGI LG844683383

Diamond specifications and retailer prices

From £313 GBP
As of November 3, 2026
Save £806 GBP (72%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,118 GBP at Taylor and Hart · As of November 3, 2026
View at Taylor and Hart

About this 3ct lab-grown emerald diamond

This 3ct lab-grown emerald sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG844683383 or 844683383. Listed at 7 retailers as of November 3, 2026, with prices from £313 to £1,118, a £806 spread on the same certified stone. Taylor and Hart lists it at £1,118. 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

3.00
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844683383
Dimensions10.52 × 6.63 × 4.09 mm
L/W Ratio1.59
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.52 mm6.63 mm3.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844683383
Side View
Table 71.0%Crown 34.5°Girdle: Slightly ThickPavilion 39°Culet: LargeDepth 61.7%

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: Nov 3
Current: £993 GBP|Low: £313 GBP|High: £1,118 GBP|Avg: £587 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
November 3, 2026
Retailer 2£313 GBP
Retailer 4£339 GBP
Retailer 5£455 GBP
Retailer 6£545 GBP
Retailer 3£611 GBP
Retailer 1£993 GBP
Taylor and Hart£1,118 GBP

4 data points across 7 retailers

7 retailers£313 GBP to £1,118 GBP

A
Cheapest Retailer
-
£313 GBP
Final sale: no returns
A
Retailer 2
-
£339 GBP
View
B+
Retailer 3
-
£455 GBP
View
Retailer 4
-
£545 GBP
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£611 GBP
View
B
Retailer 6
-
£993 GBP
View
Most Expensive
B
Taylor and Hart
7M5JD7D · Nov 3
£1,118 GBP
$1,505 USD
View
6 more retailers have this diamond
Prices start from £313 GBPSave up to £806 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
3.00ct Emerald
£313 GBP