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Princess|Lab Grown|IGI

1.28ct D VS1 Princess Lab Grown Diamond

ID • D/VS1 • IGI LG814601740

Shape and cutting style on the report: Princess cut

Certificate IGI LG814601740

Diamond specifications and retailer prices

From $422 AUD
As of November 6, 2026
Save $2,940 AUD (87%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $3,653 AUD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG814601740 or 814601740. Listed at 29 retailers as of November 6, 2026, with a 697% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG814601740
Dimensions6.02 × 5.90 × 4.07 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.02 mm5.90 mm1.28 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG814601740
Side View
Table 72.0%Crown 39.2°Girdle: MediumPavilion 38.2°Culet: NoneDepth 69.0%

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 6
Current: $1,099 AUD|Low: $378 AUD|High: $2,099 AUD|Avg: $1,063 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 7, 2026
Retailer 4$378 AUD
Retailer 8$598 AUD
Retailer 9$691 AUD
Retailer 12$699 AUD
Retailer 10$878 AUD
Retailer 11$902 AUD
Retailer 2$1,048 AUD
Retailer 1$1,099 AUD
Retailer 13$1,269 AUD
Retailer 5$1,352 AUD
Retailer 3$1,441 AUD
Retailer 7$2,062 AUD
Retailer 6$2,064 AUD

39 data points across 13 retailers

29 retailers$422 AUD to $3,362 AUD

Retailer 1
-
$364 AUD
Price last confirmed 36 days ago
Retailer 2
-
$378 AUD
View
Price last confirmed 27 days ago
A
Retailer 3
-
$422 AUD
View
Final sale: no returns
Retailer 4
-
$440 AUD
View
Price last confirmed 32 days ago
Retailer 5
-
$469 AUD
View
Price last confirmed 26 days ago
Retailer 6
-
$469 AUD
View
Price last confirmed 30 days ago
Retailer 7
-
$469 AUD
View
Price last confirmed 35 days ago
Retailer 8
-
$469 AUD
View
Price last confirmed 13 days ago
A
Retailer 9
-
$598 AUD
View
A
Retailer 10
-
$598 AUD
View
A
Retailer 11
-
$629 AUD
View
A
Retailer 12
-
$691 AUD
View
A
Retailer 13
-
$699 AUD
View
A
Retailer 14
-
$878 AUD
View
B+
Retailer 15
-
$902 AUD
View
Retailer 16
-
$1,048 AUD
View
Price last confirmed 20 days ago
B+
Retailer 17
-
$1,099 AUD
View
B+
Retailer 18
-
$1,269 AUD
View
Retailer 19
-
$1,352 AUD
View
Price last confirmed 13 days ago
B
Retailer 20
-
$1,441 AUD
View
B
Retailer 21
-
$1,665 AUD
View
Retailer 22
-
$1,665 AUD
View
Price last confirmed 38 days ago
Retailer 23
-
$1,665 AUD
View
Price last confirmed 31 days ago
B
Retailer 24
-
$1,905 AUD
View
B
Retailer 25
-
$2,011 AUD
View
B
Retailer 26
-
$2,062 AUD
View
B
Retailer 27
-
$2,064 AUD
View
B
Retailer 28
-
$3,362 AUD
View
Most Expensive
Do Amore Diamonds
23-814601740 · Nov 6
$3,653 AUD
$2,510 USD
View
Price under review
28 more retailers have this diamond
Prices start from $422 AUDSave up to $2,940 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
$422 AUD