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Princess|Lab Grown|IGI

1.55ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG840632585

Shape and cutting style on the report: Princess cut

Certificate IGI LG840632585

Diamond specifications and retailer prices

From $1,978 NZD
As of November 4, 2026
Save $6,342 NZD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,320 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840632585 or 840632585. Listed at 15 retailers as of November 4, 2026, with prices from $1,978 to $8,320, a $6,342 spread on the same certified stone. Brilliant Earth lists it at $8,320. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.4°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840632585
Dimensions6.21 × 6.19 × 4.50 mm
L/W Ratio1.00
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
6.21 mm6.19 mm1.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840632585
Side View
Table 67.0%Crown 45.4°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 72.7%

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: $8,320 NZD|Low: $1,978 NZD|High: $8,852 NZD|Avg: $4,734 NZD|-6.0%
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 8$1,978 NZD
Retailer 3$2,106 NZD
Retailer 5$2,335 NZD
Retailer 11$2,492 NZD
Retailer 2$2,672 NZD
Retailer 7$3,282 NZD
Retailer 15$3,484 NZD
Retailer 12$4,015 NZD
Retailer 14$4,121 NZD
Retailer 9$5,491 NZD
Retailer 6$5,620 NZD
Retailer 10$6,083 NZD
Retailer 4$6,988 NZD
Retailer 13$7,399 NZD
Brilliant Earth$8,320 NZD

11 data points across 15 retailers

15 retailers$1,978 NZD to $8,320 NZD

A
Cheapest Retailer
-
$1,978 NZD
A
Retailer 2
-
$2,106 NZD
View
Final sale: no returns
A
Retailer 3
-
$2,335 NZD
View
A
Retailer 4
-
$2,492 NZD
View
A
Retailer 5
-
$2,672 NZD
View
B+
Retailer 6
-
$3,282 NZD
View
B+
Retailer 7
-
$3,484 NZD
View
B+
Retailer 8
-
$4,015 NZD
View
B+
Retailer 9
-
$4,121 NZD
View
B+
Retailer 10
-
$5,491 NZD
View
B
Retailer 11
-
$5,620 NZD
View
B+
Retailer 12
-
$6,083 NZD
View
B
Retailer 13
-
$6,988 NZD
View
B
Retailer 14
-
$7,399 NZD
View
Most Expensive
B
Brilliant Earth
22319833A · Nov 4
$8,320 NZD
$4,690 USD
View
14 more retailers have this diamond
Prices start from $1,978 NZDSave up to $6,342 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
$1,978 NZD