Princess|Lab Grown|IGI

1.81ct J SI1 Princess Lab Grown Diamond

ID • J/SI1 • IGI LG442067607

Shape and cutting style on the report: Princess cut

Certificate IGI LG442067607

Diamond specifications and retailer prices

From $1,792 NZD
$1,010 USD
As of October 31, 2026
Save $8,393 NZD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $10,185 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.81ct lab-grown princess diamond

This 1.81ct lab-grown princess sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG442067607 or 442067607. Listed at 10 retailers as of October 31, 2026, with prices from $1,792 to $10,185, a $8,393 spread on the same certified stone. MOH London lists it at $10,185. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.81
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle45.2°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG442067607
Dimensions6.70 × 6.62 × 4.58 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
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Top View
6.70 mm6.62 mm1.81 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG442067607
Side View
Table 72.0%Crown 45.2°Girdle: Slightly ThickPavilion 37.3°Culet: NoneDepth 69.2%

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 31
Current: $10,185 NZD|Low: $1,792 NZD|High: $10,320 NZD|Avg: $5,063 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 2$1,792 NZD
Retailer 4$3,075 NZD
Retailer 8$3,623 NZD
Retailer 6$3,868 NZD
Retailer 7$4,768 NZD
Retailer 5$5,598 NZD
Retailer 3$6,148 NZD
MOH London$10,185 NZD

13 data points across 8 retailers

10 retailers$1,792 NZD to $10,185 NZD

A
Cheapest Retailer
-
$1,792 NZD
$1,010 USD
B+
Retailer 2
-
$3,075 NZD
$1,733 USD
View
B+
Retailer 3
-
$3,345 NZD
$1,885 USD
View
Retailer 4
-
$3,566 NZD
$2,010 USD
View
Price last confirmed 20 days ago
B+
Retailer 5
-
$3,566 NZD
$2,010 USD
View
B+
Retailer 6
-
$3,868 NZD
$2,180 USD
View
B
Retailer 7
-
$5,598 NZD
$3,155 USD
View
B
Retailer 8
-
$6,148 NZD
$3,465 USD
View
B
Retailer 9
-
$6,684 NZD
$3,767 USD
View
Most Expensive
B
MOH London
LG442067607 · Nov 1
$10,185 NZD
£4,520 GBP
View
9 more retailers have this diamond
Prices start from $1,792 NZDSave up to $8,393 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
1.81ct Princess
$1,792 NZD