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Princess|Lab Grown|IGI

1.23ct D VS1 Princess Lab Grown Diamond

EX • D/VS1 • IGI LG645412345

Shape and cutting style on the report: Princess cut

Certificate IGI LG645412345

Diamond specifications and retailer prices

From $324 AUD
As of November 4, 2026
Save $1,499 AUD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,823 AUD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.23ct lab-grown princess diamond

This 1.23ct lab-grown princess sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG645412345 or 645412345. Listed at 21 retailers as of November 4, 2026, with prices from $324 to $1,823, a $1,499 spread on the same certified stone. Reve Diamonds lists it at $1,823. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.7°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645412345
Dimensions5.81 × 5.81 × 4.21 mm
L/W Ratio1.00
Culet sizePointed
Top View
5.81 mm5.81 mm1.23 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645412345
Side View
Table 70.0%Crown 43.7°Girdle: MediumPavilion 38.5°Culet: NoneDepth 72.5%

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 4
Current: $361 AUD|Low: $285 AUD|High: $1,861 AUD|Avg: $886 AUD|+9.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
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Retailer 15
Retailer 16
Retailer 17
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Retailer 20
Reve Diamonds
November 4, 2026
Retailer 16$324 AUD
Retailer 1$361 AUD
Retailer 5$385 AUD
Retailer 8$412 AUD
Retailer 9$412 AUD
Retailer 19$533 AUD
Retailer 3$631 AUD
Retailer 15$680 AUD
Retailer 11$698 AUD
Retailer 20$710 AUD
Retailer 17$768 AUD
Retailer 10$862 AUD
Retailer 4$1,004 AUD
Retailer 7$1,012 AUD
Retailer 13$1,110 AUD
Retailer 18$1,287 AUD
Retailer 14$1,293 AUD
Retailer 12$1,361 AUD
Retailer 6$1,454 AUD
Retailer 2$1,651 AUD
Reve Diamonds$1,823 AUD

30 data points across 21 retailers

21 retailers$324 AUD to $1,823 AUD

A
Cheapest Retailer
-
$324 AUD
A
Retailer 2
-
$361 AUD
View
Final sale: no returns
A
Retailer 3
-
$385 AUD
View
A
Retailer 4
-
$412 AUD
View
Retailer 5
-
$412 AUD
View
Price last confirmed 10 days ago
A
Retailer 6
-
$533 AUD
View
A
Retailer 7
-
$631 AUD
View
A
Retailer 8
-
$680 AUD
View
A
Retailer 9
-
$698 AUD
View
B+
Retailer 10
-
$710 AUD
View
B+
Retailer 11
-
$768 AUD
View
B+
Retailer 12
-
$862 AUD
View
Retailer 13
-
$1,004 AUD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$1,012 AUD
View
B+
Retailer 15
-
$1,110 AUD
View
B
Retailer 16
-
$1,287 AUD
View
B
Retailer 17
-
$1,293 AUD
View
B
Retailer 18
-
$1,361 AUD
View
Retailer 19
-
$1,454 AUD
View
Price last confirmed 17 days ago
B
Retailer 20
-
$1,651 AUD
View
Most Expensive
B
Reve Diamonds
DCD18200C · Nov 4
$1,823 AUD
$1,279 USD
View
20 more retailers have this diamond
Prices start from $324 AUDSave up to $1,499 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
1.23ct Princess
$324 AUD