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Princess|Lab Grown|IGI

1.54ct D SI1 Princess Lab Grown Diamond

ID • D/SI1 • IGI LG617412672

Shape and cutting style on the report: Princess cut

Certificate IGI LG617412672

Diamond specifications and retailer prices

From $602 AUD
$423 USD
As of October 30, 2026
Save $2,259 AUD (79%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,861 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.54ct lab-grown princess diamond

This 1.54ct lab-grown princess sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG617412672 or 617412672. Listed at 19 retailers as of October 29, 2026, with prices from $602 to $2,861, a $2,259 spread on the same certified stone. Brilliant Earth lists it at $2,861. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.54
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617412672
Dimensions6.32 × 6.19 × 4.47 mm
L/W Ratio1.02
Culet sizePointed
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
6.32 mm6.19 mm1.54 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617412672
Side View
Table 69.0%Crown 45.7°Girdle: MediumPavilion 38.2°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: $2,861 AUD|Low: $578 AUD|High: $2,861 AUD|Avg: $1,379 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
October 31, 2026
Retailer 12$602 AUD
Retailer 7$673 AUD
Retailer 18$675 AUD
Retailer 9$747 AUD
Retailer 14$747 AUD
Retailer 11$834 AUD
Retailer 15$836 AUD
Retailer 17$954 AUD
Retailer 6$1,179 AUD
Retailer 13$1,191 AUD
Retailer 10$1,197 AUD
Retailer 2$1,231 AUD
Retailer 3$1,602 AUD
Retailer 5$1,804 AUD
Retailer 16$2,402 AUD
Retailer 8$2,713 AUD
Retailer 4$2,759 AUD
Brilliant Earth$2,861 AUD

39 data points across 18 retailers

19 retailers$602 AUD to $2,861 AUD

A
Cheapest Retailer
-
$602 AUD
$423 USD
A
Retailer 2
-
$673 AUD
$473 USD
View
Final sale: no returns
A
Retailer 3
-
$675 AUD
$474 USD
View
Retailer 4
-
$747 AUD
$525 USD
View
Price last confirmed 15 days ago
B+
Retailer 5
-
$747 AUD
$525 USD
View
B+
Retailer 6
-
$834 AUD
£461 GBP
View
B+
Retailer 7
-
$836 AUD
$587 USD
View
B+
Retailer 8
-
$954 AUD
$670 USD
View
B+
Retailer 9
-
$1,179 AUD
$828 USD
View
B+
Retailer 10
-
$1,191 AUD
€797 EUR
View
B+
Retailer 11
-
$1,197 AUD
$841 USD
View
B+
Retailer 12
-
$1,231 AUD
£681 GBP
View
Retailer 13
-
$1,602 AUD
$1,125 USD
View
Price last confirmed 10 days ago
B
Retailer 14
-
$1,804 AUD
$1,267 USD
View
B
Retailer 15
-
$2,402 AUD
$1,687 USD
View
B
Retailer 16
-
$2,449 AUD
$1,720 USD
View
B
Retailer 17
-
$2,713 AUD
$1,906 USD
View
B
Retailer 18
-
$2,759 AUD
£1,526 GBP
View
Most Expensive
B
Brilliant Earth
9989293A · Oct 29
$2,861 AUD
$2,010 USD
View
18 more retailers have this diamond
Prices start from $602 AUDSave up to $2,259 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
1.54ct Princess
$602 AUD