Emerald|Lab Grown|IGI

3.05ct J SI1 Emerald Lab Grown Diamond

ID • J/SI1 • IGI LG440008288

Shape and cutting style on the report: Emerald cut

Certificate IGI LG440008288

Diamond specifications and retailer prices

From £1,211 GBP
As of November 4, 2026
Save £7,554 GBP (86%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £8,765 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 3.05ct lab-grown emerald diamond

This 3.05ct lab-grown emerald sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG440008288 or 440008288. Listed at 11 retailers as of November 4, 2026, with prices from £1,211 to £8,765, a £7,554 spread on the same certified stone. MOH London lists it at £8,765. 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

3.05
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.8°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440008288
Dimensions9.17 × 6.89 × 4.72 mm
L/W Ratio1.33
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
9.17 mm6.89 mm3.05 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440008288
Side View
Table 67.0%Crown 25.8°Girdle: STK-THKPavilion 41.4°Culet: LNGDepth 68.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £8,765 GBP|Low: £1,211 GBP|High: £8,906 GBP|Avg: £4,850 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 2£1,211 GBP
Retailer 7£3,723 GBP
Retailer 12£3,902 GBP
Retailer 13£4,169 GBP
Retailer 8£4,319 GBP
Retailer 11£4,319 GBP
Retailer 3£4,335 GBP
Retailer 4£4,638 GBP
Retailer 10£5,127 GBP
Retailer 6£5,416 GBP
Retailer 5£5,564 GBP
Retailer 9£6,675 GBP
MOH London£8,765 GBP

17 data points across 13 retailers

11 retailers£1,211 GBP to £8,765 GBP

A
Cheapest Retailer
-
£1,211 GBP
B+
Retailer 2
-
£3,723 GBP
View
B+
Retailer 3
-
£3,902 GBP
View
B+
Retailer 4
-
£4,169 GBP
View
Final sale: no returns
B+
Retailer 5
-
£4,319 GBP
View
Retailer 6
-
£4,319 GBP
View
Price last confirmed 25 days ago
B+
Retailer 7
-
£4,335 GBP
View
B
Retailer 8
-
£5,127 GBP
View
B
Retailer 9
-
£5,416 GBP
View
B
Retailer 10
-
£6,675 GBP
View
Most Expensive
B
MOH London
LG440008288 · Nov 5
£8,765 GBP
View
10 more retailers have this diamond
Prices start from £1,211 GBPSave up to £7,554 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
3.05ct Emerald
£1,211 GBP