Emerald|Lab Grown|IGI

20.06ct F VVS2 Emerald Lab Grown Diamond

ID • F/VVS2 • IGI LG827605229

Shape and cutting style on the report: Emerald cut

Certificate IGI LG827605229

Diamond specifications and retailer prices

From £4,123 GBP
$5,525 USD
As of October 31, 2026
Save £16,102 GBP (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £27,532 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 20.06ct lab-grown emerald diamond

This 20.06ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG827605229 or 827605229. Listed at 11 retailers as of October 31, 2026, with a 390% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

20.06
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG827605229
Dimensions18.18 × 12.98 × 8.70 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.18 mm12.98 mm20.06 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG827605229
Side View
Table 68.0%Crown 40.9°Girdle: MediumPavilion 40.1°Culet: LargeDepth 67.0%

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 31
Current: £27,532 GBP|Low: £4,123 GBP|High: £31,704 GBP|Avg: £11,821 GBP|-13.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 8£4,123 GBP
Retailer 4£5,108 GBP
Retailer 2£5,197 GBP
Retailer 3£5,586 GBP
Retailer 10£6,265 GBP
Retailer 11£6,373 GBP
Retailer 5£6,742 GBP
Retailer 9£7,828 GBP
Retailer 7£14,302 GBP
Retailer 6£20,226 GBP
Brilliant Earth£27,532 GBP

42 data points across 11 retailers

11 retailers£4,123 GBP to £20,226 GBP

A
Cheapest Retailer
-
£4,123 GBP
$5,525 USD
B+
Retailer 2
-
£5,108 GBP
$6,844 USD
View
B+
Retailer 3
-
£5,197 GBP
View
B+
Retailer 4
-
£5,586 GBP
$7,484 USD
View
Final sale: no returns
Retailer 5
-
£6,265 GBP
$8,395 USD
View
Price last confirmed 10 days ago
B+
Retailer 6
-
£6,373 GBP
$8,539 USD
View
B+
Retailer 7
-
£6,742 GBP
€8,604 EUR
View
Retailer 8
-
£7,828 GBP
A$16,136 AUD
View
Price last confirmed 8 days ago
B
Retailer 9
-
£14,302 GBP
$19,163 USD
View
B
Retailer 10
-
£20,226 GBP
$27,100 USD
View
Most Expensive
Brilliant Earth
21015818A · Oct 29
£27,532 GBP
$36,890 USD
View
Price under review
10 more retailers have this diamond
Prices start from £4,123 GBPSave up to £16,102 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
20.06ct Emerald
£4,123 GBP