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Princess|Lab Grown|IGI

1.23ct D VS1 Princess Lab Grown Diamond

EX • D/VS1 • IGI LG628403431

Shape and cutting style on the report: Princess cut

Certificate IGI LG628403431

Diamond specifications and retailer prices

From $361 AUD
As of November 4, 2026
Save $1,462 AUD (80%) vs most expensive(unlock to see where)
20 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 LG628403431 or 628403431. Listed at 20 retailers as of November 4, 2026, with prices from $361 to $1,823, a $1,462 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 angle36.5°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628403431
Dimensions5.82 × 5.80 × 4.18 mm
L/W Ratio1.00
Culet sizePointed
Top View
5.82 mm5.80 mm1.23 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628403431
Side View
Table 69.0%Crown 36.5°Girdle: MediumPavilion 38°Culet: NoneDepth 72.1%

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: Nov 4
Current: $533 AUD|Low: $331 AUD|High: $1,861 AUD|Avg: $914 AUD|+7.5%
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
Retailer 14
Retailer 15
Reve Diamonds
November 4, 2026
Retailer 8$361 AUD
Retailer 5$412 AUD
Retailer 1$533 AUD
Retailer 2$631 AUD
Retailer 11$680 AUD
Retailer 7$698 AUD
Retailer 15$710 AUD
Retailer 12$768 AUD
Retailer 6$862 AUD
Retailer 3$1,004 AUD
Retailer 4$1,012 AUD
Retailer 13$1,287 AUD
Retailer 10$1,293 AUD
Retailer 9$1,361 AUD
Retailer 14$1,651 AUD
Reve Diamonds$1,823 AUD

38 data points across 16 retailers

20 retailers$361 AUD to $1,823 AUD

Retailer 1
-
$297 AUD
Price last confirmed 43 days ago
Retailer 2
-
$344 AUD
View
Price last confirmed 42 days ago
A
Retailer 3
-
$361 AUD
View
Final sale: no returns
Retailer 4
-
$364 AUD
View
Price last confirmed 38 days ago
Retailer 5
-
$412 AUD
View
Price last confirmed 23 days ago
Retailer 6
-
$412 AUD
View
Price last confirmed 10 days ago
A
Retailer 7
-
$533 AUD
View
A
Retailer 8
-
$631 AUD
View
A
Retailer 9
-
$680 AUD
View
A
Retailer 10
-
$698 AUD
View
B+
Retailer 11
-
$710 AUD
View
B+
Retailer 12
-
$768 AUD
View
B+
Retailer 13
-
$862 AUD
View
Retailer 14
-
$1,004 AUD
View
Price last confirmed 8 days ago
Retailer 15
-
$1,012 AUD
View
Price last confirmed 7 days ago
B
Retailer 16
-
$1,287 AUD
View
B
Retailer 17
-
$1,293 AUD
View
B
Retailer 18
-
$1,361 AUD
View
B
Retailer 19
-
$1,651 AUD
View
Most Expensive
B
Reve Diamonds
702A71D89 · Nov 4
$1,823 AUD
$1,279 USD
View
19 more retailers have this diamond
Prices start from $361 AUDSave up to $1,462 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
$361 AUD