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Princess|Lab Grown|IGI

1.81ct J SI1 Princess Lab Grown Diamond

ID • J/SI1 • IGI LG447000350

Shape and cutting style on the report: Princess cut

Certificate IGI LG447000350

Diamond specifications and retailer prices

From $1,438 AUD
$1,010 USD
As of October 30, 2026
Save $6,778 AUD (82%) vs most expensive(unlock to see where)
11 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 LG447000350 or 447000350. Listed at 11 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 angle46.5°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447000350
Dimensions6.72 × 6.54 × 4.77 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
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Top View
6.72 mm6.54 mm1.81 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG447000350
Side View
Table 68.0%Crown 46.5°Girdle: MED-STKPavilion 38°Culet: NoneDepth 72.9%

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: Oct 30
Current: $8,215 AUD|Low: $1,438 AUD|High: $8,281 AUD|Avg: $4,195 AUD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2$1,438 AUD
Retailer 5$2,467 AUD
Retailer 7$2,762 AUD
Retailer 10$2,822 AUD
Retailer 3$2,907 AUD
Retailer 8$3,103 AUD
Retailer 9$3,825 AUD
Retailer 6$4,491 AUD
Retailer 4$4,933 AUD
Retailer 11$8,192 AUD
MOH London$8,215 AUD

15 data points across 11 retailers

11 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
B+
Retailer 4
-
$2,762 AUD
$1,940 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,861 AUD
$2,010 USD
View
Retailer 6
-
$2,861 AUD
$2,010 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
$3,103 AUD
$2,180 USD
View
B
Retailer 8
-
$4,491 AUD
$3,155 USD
View
B
Retailer 9
-
$4,933 AUD
$3,465 USD
View
B
Retailer 10
-
$5,363 AUD
$3,767 USD
View
Most Expensive
B
MOH London
LG447000350 · Oct 29
$8,215 AUD
£4,544 GBP
View
10 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