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Princess|Lab Grown|IGI

1.03ct F IF Princess Lab Grown Diamond

ID • F/IF • IGI LG742528423

Shape and cutting style on the report: Princess cut

Certificate IGI LG742528423

Diamond specifications and retailer prices

From $337 AUD
As of November 4, 2026
Save $1,763 AUD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,100 AUD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1.03ct lab-grown princess diamond

This 1.03ct lab-grown princess sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG742528423 or 742528423. Listed at 22 retailers as of November 4, 2026, with a 523% 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

1.03
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742528423
Dimensions5.46 × 5.46 × 3.90 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.46 mm5.46 mm1.03 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742528423
Side View
Table 68.0%Crown 45.8°Girdle: MED-STKPavilion 37.1°Culet: NoneDepth 71.4%

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: $2,100 AUD|Low: $324 AUD|High: $2,171 AUD|Avg: $911 AUD|-3.3%
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
November 5, 2026
Retailer 14$337 AUD
Retailer 3$419 AUD
Retailer 5$419 AUD
Retailer 2$440 AUD
Retailer 4$564 AUD
Retailer 12$697 AUD
Retailer 11$723 AUD
Retailer 6$750 AUD
Retailer 7$784 AUD
Retailer 10$1,026 AUD
Retailer 9$1,351 AUD
Retailer 13$1,657 AUD
Retailer 8$1,674 AUD
Brilliant Earth$2,100 AUD

44 data points across 14 retailers

22 retailers$337 AUD to $2,100 AUD

A
Cheapest Retailer
-
$337 AUD
A
Retailer 2
-
$391 AUD
View
Retailer 3
-
$419 AUD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$419 AUD
View
A
Retailer 5
-
$440 AUD
View
A
Retailer 6
-
$564 AUD
View
Retailer 7
-
$697 AUD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$723 AUD
View
A
Retailer 9
-
$750 AUD
View
A
Retailer 10
-
$784 AUD
View
B+
Retailer 11
-
$870 AUD
View
B+
Retailer 12
-
$1,026 AUD
View
B+
Retailer 13
-
$1,116 AUD
View
B+
Retailer 14
-
$1,346 AUD
View
B+
Retailer 15
-
$1,351 AUD
View
B
Retailer 16
-
$1,420 AUD
View
B
Retailer 17
-
$1,456 AUD
View
B
Retailer 18
-
$1,633 AUD
View
Retailer 19
-
$1,657 AUD
View
Price last confirmed 9 days ago
B+
Retailer 20
-
$1,674 AUD
View
B
Retailer 21
-
$2,100 AUD
View
Most Expensive
Brilliant Earth
16826813A · Oct 21
$2,100 AUD
$1,470 USD
View
Price last confirmed 15 days ago
21 more retailers have this diamond
Prices start from $337 AUDSave up to $1,763 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
1.03ct Princess
$337 AUD