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Princess|Lab Grown|IGI

20.00ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG812631929

Shape and cutting style on the report: Princess cut

Certificate IGI LG812631929

Diamond specifications and retailer prices

From $21,134 AUD
$14,811 USD
As of November 2, 2026
Save $23,959 AUD (53%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $61,001 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 20ct lab-grown princess diamond

This 20ct lab-grown princess sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG812631929 or 812631929. Listed at 13 retailers as of October 29, 2026, with a 113% 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

20.00
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle57.8°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812631929
Dimensions14.31 × 14.25 × 9.91 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.31 mm14.25 mm20.00 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812631929
Side View
Table 79.0%Crown 57.8°Girdle: STK-THKPavilion 34.8°Culet: NoneDepth 69.5%

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 2
Current: $44,687 AUD|Low: $20,523 AUD|High: $120,913 AUD|Avg: $40,201 AUD|-0.2%
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
November 1, 2026
Retailer 2$21,134 AUD
Retailer 5$21,980 AUD
Retailer 10$22,395 AUD
Retailer 11$24,468 AUD
Retailer 6$24,671 AUD
Retailer 3$25,721 AUD
Retailer 7$26,894 AUD
Retailer 8$36,800 AUD
Retailer 12$40,866 AUD
Retailer 1$44,687 AUD
Retailer 9$45,093 AUD
Taylor and Hart$61,001 AUD
Retailer 4$120,913 AUD

30 data points across 13 retailers

13 retailers$21,134 AUD to $45,093 AUD

B+
Cheapest Retailer
-
$21,134 AUD
$14,811 USD
B+
Retailer 2
-
$21,980 AUD
$15,404 USD
View
B+
Retailer 3
-
$22,395 AUD
$15,695 USD
View
B
Retailer 4
-
$24,468 AUD
$17,148 USD
View
B+
Retailer 5
-
$24,671 AUD
$17,290 USD
View
B
Retailer 6
-
$25,721 AUD
$18,026 USD
View
Final sale: no returns
B
Retailer 7
-
$26,894 AUD
£14,841 GBP
View
B
Retailer 8
-
$36,800 AUD
ZAR 416,646 ZAR
View
B
Retailer 9
-
$40,866 AUD
$28,640 USD
View
B
Retailer 10
-
$44,687 AUD
View
B
Retailer 11
-
$45,093 AUD
€30,097 EUR
View
Most Expensive
Taylor and Hart
TY84TBY · Oct 31
$61,001 AUD
$42,751 USD
View
Price under review
11 more retailers have this diamond
Prices start from $21,134 AUDSave up to $23,959 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+
20.00ct Princess
$21,134 AUD