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Princess|Lab Grown|IGI

1.55ct F IF Princess Lab Grown Diamond

EX • F/IF • IGI LG646480318

Shape and cutting style on the report: Princess cut

Certificate IGI LG646480318

Diamond specifications and retailer prices

From $1,600 NZD
$900 USD
As of October 30, 2026
Save $4,298 NZD (73%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,898 NZD at MOH London · As of November 1, 2026
View at MOH London

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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG646480318 or 646480318. Listed at 8 retailers as of October 30, 2026, with prices from $1,600 to $5,898, a $4,298 spread on the same certified stone. MOH London lists it at $5,898. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG646480318
Dimensions6.39 × 6.18 × 4.53 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.39 mm6.18 mm1.55 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG646480318
Side View
Table 71.0%Crown 39.4°Girdle: Slightly ThickPavilion 38.7°Culet: NoneDepth 73.3%

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: Oct 30
Current: $5,898 NZD|Low: $1,560 NZD|High: $5,977 NZD|Avg: $3,099 NZD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 7$1,600 NZD
Retailer 6$1,635 NZD
Retailer 5$1,921 NZD
Retailer 2$2,410 NZD
Retailer 4$3,990 NZD
Retailer 3$5,545 NZD
MOH London$5,898 NZD

41 data points across 7 retailers

8 retailers$1,600 NZD to $5,898 NZD

A
Cheapest Retailer
-
$1,600 NZD
$900 USD
A
Retailer 2
-
$1,635 NZD
$920 USD
View
A
Retailer 3
-
$1,921 NZD
$1,081 USD
View
A
Retailer 4
-
$2,410 NZD
£1,068 GBP
View
Retailer 5
-
$3,990 NZD
A$3,454 AUD
View
Price last confirmed 24 days ago
B
Retailer 6
-
$5,375 NZD
$3,024 USD
View
B
Retailer 7
-
$5,545 NZD
$3,120 USD
View
Most Expensive
B
MOH London
LG646480318 · Nov 1
$5,898 NZD
£2,613 GBP
View
7 more retailers have this diamond
Prices start from $1,600 NZDSave up to $4,298 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
$1,600 NZD