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Princess|Lab Grown|IGI

1.28ct E VS1 Princess Lab Grown Diamond

ID • E/VS1 • IGI LG633413725

Shape and cutting style on the report: Princess cut

Certificate IGI LG633413725

Diamond specifications and retailer prices

From $337 AUD
$237 USD
As of October 30, 2026
Save $1,556 AUD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,893 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.28ct lab-grown princess diamond

This 1.28ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG633413725 or 633413725. Listed at 21 retailers as of October 28, 2026, with prices from $337 to $1,893, a $1,556 spread on the same certified stone. Brilliant Earth lists it at $1,893. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.8°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG633413725
Dimensions5.92 × 5.86 × 4.23 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.92 mm5.86 mm1.28 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG633413725
Side View
Table 69.0%Crown 30.8°Girdle: MediumPavilion 38.7°Culet: NoneDepth 72.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,893 AUD|Low: $285 AUD|High: $1,893 AUD|Avg: $880 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
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Retailer 21
October 30, 2026
Retailer 4$337 AUD
Retailer 8$377 AUD
Retailer 18$391 AUD
Retailer 5$418 AUD
Retailer 20$418 AUD
Retailer 21$529 AUD
Retailer 13$643 AUD
Retailer 12$703 AUD
Retailer 9$707 AUD
Retailer 16$718 AUD
Retailer 2$789 AUD
Retailer 6$870 AUD
Retailer 11$1,011 AUD
Retailer 17$1,020 AUD
Retailer 14$1,109 AUD
Retailer 3$1,344 AUD
Retailer 19$1,349 AUD
Retailer 7$1,418 AUD
Retailer 15$1,685 AUD
Retailer 10$1,867 AUD
Brilliant Earth$1,893 AUD

41 data points across 21 retailers

21 retailers$337 AUD to $1,893 AUD

A
Cheapest Retailer
-
$337 AUD
$237 USD
A
Retailer 2
-
$377 AUD
$265 USD
View
Final sale: no returns
A
Retailer 3
-
$391 AUD
$275 USD
View
A
Retailer 4
-
$418 AUD
$294 USD
View
A
Retailer 5
-
$418 AUD
$294 USD
View
Retailer 6
-
$529 AUD
£292 GBP
View
Price last confirmed 13 days ago
A
Retailer 7
-
$643 AUD
€430 EUR
View
A
Retailer 8
-
$703 AUD
$494 USD
View
A
Retailer 9
-
$707 AUD
$497 USD
View
A
Retailer 10
-
$718 AUD
ZAR 8,154 ZAR
View
B+
Retailer 11
-
$789 AUD
£436 GBP
View
B+
Retailer 12
-
$870 AUD
$611 USD
View
B+
Retailer 13
-
$1,011 AUD
$710 USD
View
B+
Retailer 14
-
$1,020 AUD
View
B+
Retailer 15
-
$1,109 AUD
$779 USD
View
B
Retailer 16
-
$1,344 AUD
$944 USD
View
B
Retailer 17
-
$1,349 AUD
$948 USD
View
B
Retailer 18
-
$1,418 AUD
$996 USD
View
B
Retailer 19
-
$1,685 AUD
£932 GBP
View
B
Retailer 20
-
$1,867 AUD
$1,311 USD
View
Most Expensive
B
Brilliant Earth
10242914A · Oct 28
$1,893 AUD
$1,330 USD
View
20 more retailers have this diamond
Prices start from $337 AUDSave up to $1,556 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.

A
1.28ct Princess
$337 AUD