Emerald|Lab Grown|IGI

20.03ct F VS2 Emerald Lab Grown Diamond

ID • F/VS2 • IGI LG811692582

Shape and cutting style on the report: Emerald cut

Certificate IGI LG811692582

Diamond specifications and retailer prices

From £6,228 GBP
$8,345 USD
As of November 1, 2026
Save £14,301 GBP (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £27,187 GBP at Taylor and Hart · As of October 5, 2026
View at Taylor and Hart

About this 20.03ct lab-grown emerald diamond

This 20.03ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811692582 or 811692582. Listed at 8 retailers as of October 31, 2026, with a 230% 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

20.03
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.2°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811692582
Dimensions18.23 × 12.89 × 8.61 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.23 mm12.89 mm20.03 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811692582
Side View
Table 70.0%Crown 41.2°Girdle: MediumPavilion 39.8°Culet: LargeDepth 66.8%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: £6,228 GBP|Low: £6,228 GBP|High: £27,187 GBP|Avg: £11,294 GBP|-8.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 18, 2026
Retailer 1£6,228 GBP
Retailer 9£7,323 GBP
Retailer 12£7,933 GBP
Retailer 2£8,210 GBP
Retailer 10£8,292 GBP
Retailer 8£8,848 GBP
Retailer 11£8,848 GBP
Retailer 7£9,445 GBP
Retailer 4£10,171 GBP
Retailer 3£10,172 GBP
Retailer 6£10,866 GBP
Retailer 5£20,529 GBP
Taylor and Hart£27,187 GBP

19 data points across 13 retailers

8 retailers£6,228 GBP to £20,529 GBP

B+
Cheapest Retailer
-
£6,228 GBP
$8,345 USD
Retailer 2
-
£7,323 GBP
$9,812 USD
View
Price last confirmed 30 days ago
Retailer 3
-
£7,933 GBP
$10,630 USD
View
Price last confirmed 37 days ago
Retailer 4
-
£8,292 GBP
$11,111 USD
View
Price last confirmed 32 days ago
Retailer 5
-
£8,848 GBP
$11,856 USD
View
Price last confirmed 29 days ago
Retailer 6
-
£10,171 GBP
$13,628 USD
View
Price last confirmed 25 days ago
B
Retailer 7
-
£20,529 GBP
$27,507 USD
View
Most Expensive
Taylor and Hart
OSQ5Z6A · Oct 5
£27,187 GBP
$36,428 USD
View
Price under review
7 more retailers have this diamond
Prices start from £6,228 GBPSave up to £14,301 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+
20.03ct Emerald
£6,228 GBP