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Princess|Lab Grown|IGI

1.55ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG846664395

Shape and cutting style on the report: Princess cut

Certificate IGI LG846664395

Diamond specifications and retailer prices

From $1,052 AUD
£581 GBP
As of November 2, 2026
Save $3,385 AUD (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,438 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.55ct lab-grown princess diamond

This 1.55ct lab-grown princess sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846664395 or 846664395. Listed at 11 retailers as of October 31, 2026, with prices from $1,052 to $4,438, a $3,385 spread on the same certified stone. Brilliant Earth lists it at $4,438. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.1°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846664395
Dimensions6.33 × 6.11 × 4.64 mm
L/W Ratio1.04
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
6.33 mm6.11 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846664395
Side View
Table 68.0%Crown 49.1°Girdle: Slightly ThickPavilion 38.3°Culet: NoneDepth 75.9%

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 2
Current: $4,438 AUD|Low: $1,052 AUD|High: $6,450 AUD|Avg: $2,598 AUD|-31.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 2$1,052 AUD
Retailer 5$1,184 AUD
Retailer 4$1,534 AUD
Retailer 7$1,688 AUD
Retailer 3$2,132 AUD
Retailer 11$2,318 AUD
Retailer 10$2,513 AUD
Retailer 6$3,657 AUD
Retailer 8$3,846 AUD
Retailer 9$4,024 AUD
Brilliant Earth$4,438 AUD

8 data points across 11 retailers

11 retailers$1,052 AUD to $4,438 AUD

A
Cheapest Retailer
-
$1,052 AUD
£581 GBP
A
Retailer 2
-
$1,184 AUD
$830 USD
View
A
Retailer 3
-
$1,534 AUD
$1,075 USD
View
A
Retailer 4
-
$1,688 AUD
$1,183 USD
View
A
Retailer 5
-
$2,132 AUD
€1,423 EUR
View
B+
Retailer 6
-
$2,318 AUD
View
B+
Retailer 7
-
$2,513 AUD
$1,761 USD
View
B+
Retailer 8
-
$3,657 AUD
$2,563 USD
View
B
Retailer 9
-
$3,846 AUD
View
B+
Retailer 10
-
$4,024 AUD
$2,820 USD
View
Most Expensive
B
Brilliant Earth
22319648A · Oct 31
$4,438 AUD
$3,110 USD
View
10 more retailers have this diamond
Prices start from $1,052 AUDSave up to $3,385 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
1.55ct Princess
$1,052 AUD