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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 $26,172 AUD
£14,476 GBP
As of November 1, 2026
Save $26,044 AUD (50%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $75,726 AUD 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
Colour
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: $26,172 AUD|Low: $15,978 AUD|High: $75,726 AUD|Avg: $36,587 AUD|-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$15,978 AUD
Retailer 1$26,172 AUD
Retailer 4$30,600 AUD
Retailer 9$31,450 AUD
Retailer 6$32,104 AUD
Retailer 3$34,888 AUD
Retailer 5$39,005 AUD
Retailer 7$44,637 AUD
Retailer 10$49,570 AUD
Retailer 8$52,216 AUD
Taylor and Hart$75,726 AUD

15 data points across 11 retailers

9 retailers$26,172 AUD to $52,216 AUD

B+
Cheapest Retailer
-
$26,172 AUD
£14,476 GBP
B
Retailer 2
-
$30,600 AUD
$21,495 USD
View
Retailer 3
-
$31,450 AUD
$22,092 USD
View
Price last confirmed 9 days ago
B
Retailer 4
-
$32,104 AUD
$22,551 USD
View
B
Retailer 5
-
$34,888 AUD
£19,297 GBP
View
B
Retailer 6
-
$39,005 AUD
$27,399 USD
View
B
Retailer 7
-
$44,637 AUD
$31,355 USD
View
Final sale: no returns
B
Retailer 8
-
$52,216 AUD
€34,932 EUR
View
Most Expensive
Taylor and Hart
4DWR8HZ · Oct 18
$75,726 AUD
$53,193 USD
View
Price under review
8 more retailers have this diamond
Prices start from $26,172 AUDSave up to $26,044 AUD

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
$26,172 AUD