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Emerald|Lab Grown|IGI

3.04ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG843689262

Shape and cutting style on the report: Emerald cut

Certificate IGI LG843689262

Diamond specifications and retailer prices

From £377 GBP
$505 USD
As of November 1, 2026
Save £2,959 GBP (89%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £3,336 GBP at Brilliant Earth · As of October 31, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG843689262 or 843689262. Listed at 9 retailers as of October 31, 2026, with prices from £377 to £3,336, a £2,959 spread on the same certified stone. Brilliant Earth lists it at £3,336. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843689262
Dimensions9.83 × 6.93 × 4.55 mm
L/W Ratio1.42
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.83 mm6.93 mm3.04 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843689262
Side View
Table 58.0%Crown 31.9°Girdle: MediumPavilion 36.4°Culet: LargeDepth 65.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £499 GBP|Low: £377 GBP|High: £1,182 GBP|Avg: £655 GBP|-3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 7£377 GBP
Retailer 4£396 GBP
Retailer 5£458 GBP
Retailer 1£499 GBP
Retailer 6£575 GBP
Retailer 3£863 GBP
Retailer 8£938 GBP
Retailer 2£1,125 GBP

19 data points across 8 retailers

9 retailers£377 GBP to £3,336 GBP

B+
Cheapest Retailer
-
£377 GBP
$505 USD
A
Retailer 2
-
£396 GBP
$530 USD
View
A
Retailer 3
-
£458 GBP
€584 EUR
View
A
Retailer 4
-
£499 GBP
View
A
Retailer 5
-
£575 GBP
$771 USD
View
B+
Retailer 6
-
£863 GBP
$1,156 USD
View
B+
Retailer 7
-
£938 GBP
$1,256 USD
View
B+
Retailer 8
-
£1,125 GBP
View
Most Expensive
B
Brilliant Earth
22286488A · Oct 31
£3,336 GBP
$4,470 USD
View
8 more retailers have this diamond
Prices start from £377 GBPSave up to £2,959 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
£377 GBP