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Round|Lab Grown|IGI

20.04ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG809660432

Shape and cutting style on the report: Round brilliant

Certificate IGI LG809660432

Diamond specifications and retailer prices

From $18,384 USD
£14,476 GBP
As of November 1, 2026
Save $18,294 USD (50%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $53,193 USD at Taylor and Hart · As of October 18, 2026
View at Taylor and Hart

About this 20.04ct lab-grown round diamond

This 20.04ct 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 LG809660432 or 809660432. Listed at 9 retailers as of October 29, 2026, with a 100% 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

20.04
Carat
G
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809660432
Dimensions17.64 × 17.56 × 10.44 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.64 mm17.56 mm20.04 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809660432
Side View
Table 59.0%Crown 33.4°Girdle: MED-STKPavilion 40°Culet: NoneDepth 59.3%

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: Nov 1
Current: $18,384 USD|Low: $11,224 USD|High: $53,193 USD|Avg: $25,701 USD|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Taylor and Hart
November 1, 2026
Retailer 2$11,224 USD
Retailer 1$18,384 USD
Retailer 4$21,495 USD
Retailer 9$22,092 USD
Retailer 6$22,551 USD
Retailer 3$24,507 USD
Retailer 5$27,399 USD
Retailer 7$31,355 USD
Retailer 10$34,820 USD
Retailer 8$36,679 USD
Taylor and Hart$53,193 USD

15 data points across 11 retailers

9 retailers$18,384 USD to $36,679 USD

B+
Cheapest Retailer
-
$18,384 USD
£14,476 GBP
B
Retailer 2
-
$21,495 USD
View
Retailer 3
-
$22,092 USD
View
Price last confirmed 9 days ago
B
Retailer 4
-
$22,551 USD
View
B
Retailer 5
-
$24,507 USD
£19,297 GBP
View
B
Retailer 6
-
$27,399 USD
View
B
Retailer 7
-
$31,355 USD
View
Final sale: no returns
B
Retailer 8
-
$36,679 USD
€34,932 EUR
View
Most Expensive
Taylor and Hart
4DWR8HZ · Oct 18
$53,193 USD
View
Price under review
8 more retailers have this diamond
Prices start from $18,384 USDSave up to $18,294 USD

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+
20.04ct Round
$18,384 USD