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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 $1,438 AUD
$1,010 USD
As of October 31, 2026
Save $6,778 AUD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,215 AUD at MOH London · As of October 29, 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 29, 2026, with prices from $1,438 to $8,215, a $6,778 spread on the same certified stone. MOH London lists it at $8,215. 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: $8,215 AUD|Low: $1,438 AUD|High: $8,281 AUD|Avg: $4,075 AUD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2$1,438 AUD
Retailer 4$2,467 AUD
Retailer 8$2,907 AUD
Retailer 6$3,103 AUD
Retailer 7$3,825 AUD
Retailer 5$4,491 AUD
Retailer 3$4,933 AUD
MOH London$8,215 AUD

12 data points across 8 retailers

10 retailers$1,438 AUD to $8,215 AUD

A
Cheapest Retailer
-
$1,438 AUD
$1,010 USD
B+
Retailer 2
-
$2,467 AUD
$1,733 USD
View
B+
Retailer 3
-
$2,683 AUD
$1,885 USD
View
Retailer 4
-
$2,861 AUD
$2,010 USD
View
Price last confirmed 19 days ago
B+
Retailer 5
-
$2,861 AUD
$2,010 USD
View
B+
Retailer 6
-
$3,103 AUD
$2,180 USD
View
B
Retailer 7
-
$4,491 AUD
$3,155 USD
View
B
Retailer 8
-
$4,933 AUD
$3,465 USD
View
B
Retailer 9
-
$5,363 AUD
$3,767 USD
View
Most Expensive
B
MOH London
LG442067607 · Oct 29
$8,215 AUD
£4,544 GBP
View
9 more retailers have this diamond
Prices start from $1,438 AUDSave up to $6,778 AUD

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
$1,438 AUD