Princess|Lab Grown|IGI

1.55ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG818670758

Shape and cutting style on the report: Princess cut

Certificate IGI LG818670758

Diamond specifications and retailer prices

From $1,786 NZD
As of November 4, 2026
Save $4,919 NZD (73%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $7,491 NZD at MOH London · As of October 12, 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818670758 or 818670758. Listed at 24 retailers as of November 4, 2026, with a 275% 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

1.55
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818670758
Dimensions6.33 × 6.30 × 4.51 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
6.33 mm6.30 mm1.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818670758
Side View
Table 69.0%Crown 43.1°Girdle: MediumPavilion 38.8°Culet: NoneDepth 71.6%

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: $7,491 NZD|Low: $1,786 NZD|High: $8,852 NZD|Avg: $3,921 NZD|+1.2%
MOH London
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 5, 2026
Retailer 4$1,786 NZD
Retailer 11$1,880 NZD
Retailer 10$2,047 NZD
Retailer 12$2,152 NZD
Retailer 15$2,164 NZD
Retailer 9$2,182 NZD
Retailer 3$2,237 NZD
Retailer 7$2,361 NZD
Retailer 2$2,565 NZD
Retailer 6$2,782 NZD
Retailer 19$2,950 NZD
Retailer 16$3,403 NZD
Retailer 17$3,715 NZD
Retailer 5$4,740 NZD
Retailer 14$5,278 NZD
Retailer 8$5,428 NZD
Retailer 13$5,838 NZD
Retailer 20$6,072 NZD
Retailer 18$6,706 NZD
MOH London$7,491 NZD

38 data points across 20 retailers

24 retailers$1,786 NZD to $6,706 NZD

A
Cheapest Retailer
-
$1,786 NZD
Final sale: no returns
Retailer 2
-
$1,880 NZD
View
Price last confirmed 25 days ago
Retailer 3
-
$1,880 NZD
View
Price last confirmed 44 days ago
Retailer 4
-
$2,047 NZD
View
Price last confirmed 43 days ago
Retailer 5
-
$2,152 NZD
View
Price last confirmed 41 days ago
A
Retailer 6
-
$2,164 NZD
View
Retailer 7
-
$2,182 NZD
View
Price last confirmed 33 days ago
Retailer 8
-
$2,182 NZD
View
Price last confirmed 24 days ago
A
Retailer 9
-
$2,237 NZD
View
A
Retailer 10
-
$2,361 NZD
View
A
Retailer 11
-
$2,565 NZD
View
A
Retailer 12
-
$2,782 NZD
View
A
Retailer 13
-
$2,950 NZD
View
B+
Retailer 14
-
$3,403 NZD
View
B+
Retailer 15
-
$3,715 NZD
View
Retailer 16
-
$4,091 NZD
View
Price last confirmed 36 days ago
B+
Retailer 17
-
$4,740 NZD
View
B+
Retailer 18
-
$5,278 NZD
View
B
Retailer 19
-
$5,428 NZD
View
B+
Retailer 20
-
$5,838 NZD
View
Retailer 21
-
$6,028 NZD
View
Price last confirmed 25 days ago
B
Retailer 22
-
$6,072 NZD
View
B
Retailer 23
-
$6,706 NZD
View
Most Expensive
MOH London
LG818670758 · Oct 12
$7,491 NZD
£3,325 GBP
View
Price last confirmed 23 days ago
23 more retailers have this diamond
Prices start from $1,786 NZDSave up to $4,919 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
$1,786 NZD