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Princess|Lab Grown|IGI

1.55ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG723552639

Shape and cutting style on the report: Princess cut

Certificate IGI LG723552639

Diamond specifications and retailer prices

From $1,103 NZD
As of November 4, 2026
Save $6,915 NZD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $8,018 NZD at Brilliant Earth · As of November 4, 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 LG723552639 or 723552639. Listed at 22 retailers as of November 4, 2026, with prices from $1,103 to $8,018, a $6,915 spread on the same certified stone. Brilliant Earth lists it at $8,018. 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 angle50.2°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG723552639
Dimensions6.26 × 6.16 × 4.53 mm
L/W Ratio1.02
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
6.26 mm6.16 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG723552639
Side View
Table 67.0%Crown 50.2°Girdle: MediumPavilion 38.4°Culet: NoneDepth 73.5%

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: $8,018 NZD|Low: $1,059 NZD|High: $8,018 NZD|Avg: $3,009 NZD|+5.4%
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
Retailer 15
November 5, 2026
Retailer 3$1,103 NZD
Retailer 7$1,235 NZD
Retailer 4$1,368 NZD
Retailer 12$1,597 NZD
Retailer 15$1,831 NZD
Retailer 8$2,122 NZD
Retailer 11$2,290 NZD
Retailer 9$2,351 NZD
Retailer 14$2,881 NZD
Retailer 10$3,184 NZD
Retailer 6$3,598 NZD
Retailer 5$4,366 NZD
Retailer 13$4,870 NZD
Retailer 2$5,375 NZD
Brilliant Earth$8,018 NZD

46 data points across 15 retailers

22 retailers$1,103 NZD to $8,018 NZD

A
Cheapest Retailer
-
$1,103 NZD
A
Retailer 2
-
$1,235 NZD
View
Final sale: no returns
A
Retailer 3
-
$1,235 NZD
View
Retailer 4
-
$1,368 NZD
View
Price last confirmed 20 days ago
A
Retailer 5
-
$1,368 NZD
View
A
Retailer 6
-
$1,597 NZD
View
A
Retailer 7
-
$1,831 NZD
View
A
Retailer 8
-
$2,072 NZD
View
A
Retailer 9
-
$2,122 NZD
View
A
Retailer 10
-
$2,290 NZD
View
A
Retailer 11
-
$2,351 NZD
View
A
Retailer 12
-
$2,881 NZD
View
A
Retailer 13
-
$3,184 NZD
View
B+
Retailer 14
-
$3,598 NZD
View
B+
Retailer 15
-
$3,974 NZD
View
B+
Retailer 16
-
$4,366 NZD
View
B+
Retailer 17
-
$4,417 NZD
View
B+
Retailer 18
-
$4,504 NZD
View
Retailer 19
-
$4,870 NZD
View
Price last confirmed 18 days ago
B+
Retailer 20
-
$5,375 NZD
View
Retailer 21
-
$7,610 NZD
View
Price last confirmed 28 days ago
Most Expensive
B
Brilliant Earth
21313398A · Nov 4
$8,018 NZD
$4,520 USD
View
21 more retailers have this diamond
Prices start from $1,103 NZDSave up to $6,915 NZD

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
$1,103 NZD