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Princess|Lab Grown|IGI

1.51ct F IF Princess Lab Grown Diamond

ID • F/IF • IGI LG624440106

Shape and cutting style on the report: Princess cut

Certificate IGI LG624440106

Diamond specifications and retailer prices

From $537 AUD
As of November 4, 2026
Save $2,948 AUD (85%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $3,882 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.51ct lab-grown princess diamond

This 1.51ct lab-grown princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG624440106 or 624440106. Listed at 28 retailers as of November 4, 2026, with a 549% 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

1.51
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG624440106
Dimensions6.12 × 6.04 × 4.45 mm
L/W Ratio1.01
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
6.12 mm6.04 mm1.51 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG624440106
Side View
Table 66.0%Crown 42.3°Girdle: MediumPavilion 38.2°Culet: NoneDepth 73.7%

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: $1,183 AUD|Low: $537 AUD|High: $3,486 AUD|Avg: $1,515 AUD|-2.4%
Retailer 1
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Retailer 25
November 6, 2026
Retailer 5$537 AUD
Retailer 11$600 AUD
Retailer 4$601 AUD
Retailer 7$666 AUD
Retailer 10$666 AUD
Retailer 12$680 AUD
Retailer 3$879 AUD
Retailer 13$893 AUD
Retailer 2$1,026 AUD
Retailer 9$1,123 AUD
Retailer 23$1,147 AUD
Retailer 1$1,183 AUD
Retailer 8$1,473 AUD
Retailer 20$1,551 AUD
Retailer 21$1,673 AUD
Retailer 22$1,867 AUD
Retailer 17$2,138 AUD
Retailer 16$2,194 AUD
Retailer 15$2,493 AUD
Retailer 14$2,506 AUD
Retailer 19$2,591 AUD
Retailer 18$2,634 AUD
Retailer 25$2,818 AUD
Retailer 6$2,907 AUD
Retailer 24$3,486 AUD

29 data points across 25 retailers

28 retailers$537 AUD to $3,486 AUD

A
Cheapest Retailer
-
$537 AUD
A
Retailer 2
-
$600 AUD
View
Final sale: no returns
A
Retailer 3
-
$601 AUD
View
Retailer 4
-
$666 AUD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$666 AUD
View
A
Retailer 6
-
$680 AUD
View
A
Retailer 7
-
$879 AUD
View
A
Retailer 8
-
$893 AUD
View
Retailer 9
-
$1,026 AUD
View
Price last confirmed 8 days ago
A
Retailer 10
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$1,123 AUD
View
A
Retailer 11
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$1,147 AUD
View
A
Retailer 12
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$1,183 AUD
View
A
Retailer 13
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$1,473 AUD
View
A
Retailer 14
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$1,551 AUD
View
A
Retailer 15
-
$1,673 AUD
View
A
Retailer 16
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$1,684 AUD
View
B+
Retailer 17
-
$1,867 AUD
View
B+
Retailer 18
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$2,090 AUD
View
B+
Retailer 19
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$2,138 AUD
View
B+
Retailer 20
-
$2,194 AUD
View
Retailer 21
-
$2,493 AUD
View
Price last confirmed 10 days ago
B+
Retailer 22
-
$2,506 AUD
View
B+
Retailer 23
-
$2,591 AUD
View
Retailer 24
-
$2,634 AUD
View
Price last confirmed 23 days ago
B+
Retailer 25
-
$2,818 AUD
View
B+
Retailer 26
-
$2,907 AUD
View
B
Retailer 27
-
$3,486 AUD
View
Most Expensive
Queensmith
LG624440106 · Oct 27
$3,882 AUD
£2,140 GBP
View
Price last confirmed 9 days ago
27 more retailers have this diamond
Prices start from $537 AUDSave up to $2,948 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
1.51ct Princess
$537 AUD