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Princess|Lab Grown|IGI

1.89ct F SI1 Princess Lab Grown Diamond

VG • F/SI1 • IGI LG522227321

Shape and cutting style on the report: Princess cut

Certificate IGI LG522227321

Diamond specifications and retailer prices

From $830 AUD
$582 USD
As of November 1, 2026
Save $1,188 AUD (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,019 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.89ct lab-grown princess diamond

This 1.89ct lab-grown princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG522227321 or 522227321. Listed at 6 retailers as of November 1, 2026, with prices from $830 to $2,019, a $1,188 spread on the same certified stone. MOH London lists it at $2,019. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.89
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle50.2°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522227321
Dimensions6.61 × 6.31 × 4.80 mm
L/W Ratio1.05
Culet sizePointed
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
6.61 mm6.31 mm1.89 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522227321
Side View
Table 67.5%Crown 50.2°Girdle: Slightly ThickPavilion 37.7°Culet: NoneDepth 76.1%

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 1
Current: $2,019 AUD|Low: $795 AUD|High: $2,044 AUD|Avg: $1,213 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 4$830 AUD
Retailer 2$890 AUD
Retailer 5$1,005 AUD
Retailer 6$1,009 AUD
Retailer 3$1,498 AUD
MOH London$2,019 AUD

40 data points across 6 retailers

6 retailers$830 AUD to $2,019 AUD

A
Cheapest Retailer
-
$830 AUD
$582 USD
B+
Retailer 2
-
$890 AUD
£491 GBP
View
B+
Retailer 3
-
$1,005 AUD
$704 USD
View
B+
Retailer 4
-
$1,009 AUD
$707 USD
View
B
Retailer 5
-
$1,498 AUD
$1,050 USD
View
Most Expensive
B
MOH London
LG522227321 · Nov 2
$2,019 AUD
£1,114 GBP
View
5 more retailers have this diamond
Prices start from $830 AUDSave up to $1,188 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
1.89ct Princess
$830 AUD