Emerald|Lab Grown|IGI

20.09ct F VVS2 Emerald Lab Grown Diamond

ID • F/VVS2 • IGI LG837649373

Certificate IGI LG837649373

Diamond specifications and retailer prices

From £5,957 GBP
$7,982 USD
As of October 31, 2026
Save £13,465 GBP (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £30,794 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 20.09ct lab-grown emerald diamond

This 20.09ct 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 LG837649373 or 837649373. Listed at 10 retailers as of October 31, 2026, with a 226% 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

20.09
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG837649373
Dimensions18.20 × 13.00 × 8.54 mm
L/W Ratio1.40
Top View
18.20 mm13.00 mm20.09 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837649373
Side View
Table 63.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 65.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £13,926 GBP|Low: £5,957 GBP|High: £35,742 GBP|Avg: £11,882 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 7£5,957 GBP
Retailer 8£6,207 GBP
Retailer 4£6,598 GBP
Retailer 2£7,284 GBP
Retailer 5£8,248 GBP
Retailer 9£11,670 GBP
Retailer 1£13,926 GBP
Retailer 6£19,422 GBP
Retailer 3£35,742 GBP

3 data points across 9 retailers

10 retailers£5,957 GBP to £19,422 GBP

B+
Cheapest Retailer
-
£5,957 GBP
$7,982 USD
B+
Retailer 2
-
£6,207 GBP
$8,317 USD
View
B+
Retailer 3
-
£6,598 GBP
$8,840 USD
View
B+
Retailer 4
-
£7,284 GBP
$9,760 USD
View
B
Retailer 5
-
£8,248 GBP
$11,052 USD
View
B
Retailer 6
-
£11,670 GBP
€14,892 EUR
View
B
Retailer 7
-
£13,926 GBP
A$28,707 AUD
View
B
Retailer 8
-
£19,422 GBP
$26,024 USD
View
Most Expensive
Brilliant Earth
22398184A · Oct 31
£30,794 GBP
$41,260 USD
View
Price under review
8 more retailers have this diamond
Prices start from £5,957 GBPSave up to £13,465 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.

B+
20.09ct Emerald
£5,957 GBP