Emerald|Lab Grown|IGI

20.06ct F VVS2 Emerald Lab Grown Diamond

ID • F/VVS2 • IGI LG831688214

Shape and cutting style on the report: Emerald cut

Certificate IGI LG831688214

Diamond specifications and retailer prices

From £4,075 GBP
$5,460 USD
As of October 29, 2026
Save £16,167 GBP (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £30,749 GBP at Brilliant Earth · As of October 30, 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 LG831688214 or 831688214. Listed at 10 retailers as of October 29, 2026, with a 397% 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 angle39.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831688214
Dimensions18.68 × 12.56 × 8.35 mm
L/W Ratio1.49
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.68 mm12.56 mm20.06 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831688214
Side View
Table 65.0%Crown 39.7°Girdle: MediumPavilion 40.9°Culet: LargeDepth 66.5%

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 29
Current: £30,749 GBP|Low: £4,075 GBP|High: £30,749 GBP|Avg: £11,059 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 6£4,075 GBP
Retailer 10£4,535 GBP
Retailer 2£5,175 GBP
Retailer 3£5,269 GBP
Retailer 8£6,101 GBP
Retailer 4£6,622 GBP
Retailer 5£11,262 GBP
Retailer 7£14,500 GBP
Retailer 9£20,242 GBP
Brilliant Earth£30,749 GBP

16 data points across 10 retailers

10 retailers£4,075 GBP to £20,242 GBP

A
Cheapest Retailer
-
£4,075 GBP
$5,460 USD
B+
Retailer 2
-
£4,535 GBP
$6,077 USD
View
Final sale: no returns
Retailer 3
-
£5,175 GBP
$6,934 USD
View
B+
Retailer 4
-
£5,269 GBP
View
B+
Retailer 5
-
£6,101 GBP
$8,175 USD
View
B+
Retailer 6
-
£6,622 GBP
€8,450 EUR
View
B
Retailer 7
-
£11,262 GBP
$15,090 USD
View
B
Retailer 8
-
£14,500 GBP
$19,429 USD
View
B
Retailer 9
-
£20,242 GBP
$27,122 USD
View
Most Expensive
Brilliant Earth
22311361A · Oct 30
£30,749 GBP
$41,200 USD
View
Price under review
9 more retailers have this diamond
Prices start from £4,075 GBPSave up to £16,167 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
£4,075 GBP