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Round|Lab Grown|IGI

20.06ct G VS2 Round Lab Grown Diamond

EX • G/VS2 • IGI LG755513232

Shape and cutting style on the report: Round brilliant

Certificate IGI LG755513232

Diamond specifications and retailer prices

From £6,080 GBP
As of November 1, 2026
Save £19,176 GBP (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £25,256 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 20.06ct lab-grown round diamond

This 20.06ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG755513232 or 755513232. Listed at 13 retailers as of October 31, 2026, with prices from £6,080 to £25,256, a £19,176 spread on the same certified stone. Brilliant Earth lists it at £25,256. 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
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG755513232
Dimensions17.19 × 17.27 × 10.60 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.19 mm17.27 mm20.06 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG755513232
Side View
Table 60.0%Crown 36.5°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.5%

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: Nov 1
Current: £25,256 GBP|Low: £6,078 GBP|High: £26,159 GBP|Avg: £12,318 GBP|-3.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 6£6,080 GBP
Retailer 9£7,101 GBP
Retailer 11£7,189 GBP
Retailer 8£7,497 GBP
Retailer 5£7,523 GBP
Retailer 3£8,113 GBP
Retailer 10£8,420 GBP
Retailer 2£9,097 GBP
Retailer 7£14,181 GBP
Retailer 12£17,657 GBP
Retailer 4£23,966 GBP
Brilliant Earth£25,256 GBP

39 data points across 12 retailers

13 retailers£6,080 GBP to £25,256 GBP

A
Cheapest Retailer
-
£6,080 GBP
Retailer 2
-
£7,101 GBP
$9,515 USD
View
Price last confirmed 15 days ago
B+
Retailer 3
-
£7,189 GBP
$9,633 USD
View
B+
Retailer 4
-
£7,497 GBP
$10,045 USD
View
B+
Retailer 5
-
£7,523 GBP
$10,080 USD
View
Retailer 6
-
£7,687 GBP
$10,299 USD
View
Price last confirmed 77 days ago
B+
Retailer 7
-
£8,113 GBP
$10,870 USD
View
Final sale: no returns
B+
Retailer 8
-
£8,420 GBP
$11,282 USD
View
B+
Retailer 9
-
£9,097 GBP
View
B
Retailer 10
-
£14,181 GBP
€18,096 EUR
View
B
Retailer 11
-
£17,657 GBP
$23,658 USD
View
B
Retailer 12
-
£23,966 GBP
$32,112 USD
View
Most Expensive
B
Brilliant Earth
17090978A · Oct 31
£25,256 GBP
$33,840 USD
View
12 more retailers have this diamond
Prices start from £6,080 GBPSave up to £19,176 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 Round
£6,080 GBP