Emerald|Lab Grown|IGI

3.00ct J SI2 Emerald Lab Grown Diamond

ID • J/SI2 • IGI LG440008291

Shape and cutting style on the report: Emerald cut

Certificate IGI LG440008291

Diamond specifications and retailer prices

From £1,209 GBP
$1,620 USD
As of October 30, 2026
Save £6,990 GBP (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £8,199 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 3ct lab-grown emerald diamond

This 3ct lab-grown emerald sits in the three to five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG440008291 or 440008291. Listed at 10 retailers as of October 29, 2026, with prices from £1,209 to £8,199, a £6,990 spread on the same certified stone. MOH London lists it at £8,199. 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
J
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle21.1°
Pavilion angle46°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440008291
Dimensions8.98 × 6.86 × 4.61 mm
L/W Ratio1.31
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
8.98 mm6.86 mm3.00 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG440008291
Side View
Table 65.5%Crown 21.1°Girdle: ThickPavilion 46°Culet: LNGDepth 67.2%

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: Oct 30
Current: £8,199 GBP|Low: £1,209 GBP|High: £9,003 GBP|Avg: £4,855 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2£1,209 GBP
Retailer 6£3,396 GBP
Retailer 11£3,559 GBP
Retailer 12£3,803 GBP
Retailer 7£3,938 GBP
Retailer 10£3,938 GBP
Retailer 3£4,373 GBP
Retailer 9£4,922 GBP
Retailer 5£5,030 GBP
Retailer 8£6,093 GBP
MOH London£8,199 GBP
Retailer 4£9,003 GBP

16 data points across 12 retailers

10 retailers£1,209 GBP to £8,199 GBP

A
Cheapest Retailer
-
£1,209 GBP
$1,620 USD
B+
Retailer 2
-
£3,396 GBP
$4,550 USD
View
B+
Retailer 3
-
£3,559 GBP
$4,768 USD
View
B+
Retailer 4
-
£3,803 GBP
$5,095 USD
View
Final sale: no returns
B+
Retailer 5
-
£3,938 GBP
$5,277 USD
View
Retailer 6
-
£3,938 GBP
$5,277 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
£4,922 GBP
$6,595 USD
View
B
Retailer 8
-
£5,030 GBP
$6,740 USD
View
B
Retailer 9
-
£6,093 GBP
$8,164 USD
View
Most Expensive
B
MOH London
LG440008291 · Oct 29
£8,199 GBP
View
9 more retailers have this diamond
Prices start from £1,209 GBPSave up to £6,990 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
£1,209 GBP