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Princess|Lab Grown|IGI

1.53ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG639454673

Shape and cutting style on the report: Princess cut

Certificate IGI LG639454673

Diamond specifications and retailer prices

From $286 AUD
$201 USD
As of October 27, 2026
Save $1,384 AUD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,670 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.53ct lab-grown princess diamond

This 1.53ct lab-grown princess sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG639454673 or 639454673. Listed at 16 retailers as of October 27, 2026, with prices from $286 to $1,670, a $1,384 spread on the same certified stone. MOH London lists it at $1,670. 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

1.53
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639454673
Dimensions6.28 × 6.23 × 4.66 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.28 mm6.23 mm1.53 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639454673
Side View
Table 69.0%Crown 37.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 74.8%

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 27
Current: $1,670 AUD|Low: $275 AUD|High: $1,681 AUD|Avg: $745 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
Retailer 12
Retailer 13
Retailer 14
October 29, 2026
Retailer 11$286 AUD
Retailer 12$320 AUD
Retailer 3$332 AUD
Retailer 10$356 AUD
Retailer 14$356 AUD
Retailer 8$457 AUD
Retailer 7$611 AUD
Retailer 4$616 AUD
Retailer 2$650 AUD
Retailer 6$722 AUD
Retailer 9$951 AUD
Retailer 5$1,142 AUD
Retailer 13$1,552 AUD
MOH London$1,670 AUD

43 data points across 14 retailers

16 retailers$286 AUD to $1,670 AUD

A
Cheapest Retailer
-
$286 AUD
$201 USD
A
Retailer 2
-
$320 AUD
$225 USD
View
Final sale: no returns
A
Retailer 3
-
$332 AUD
$233 USD
View
A
Retailer 4
-
$356 AUD
$250 USD
View
A
Retailer 5
-
$356 AUD
$250 USD
View
Retailer 6
-
$457 AUD
£253 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
$611 AUD
€409 EUR
View
B+
Retailer 8
-
$616 AUD
$433 USD
View
A
Retailer 9
-
$650 AUD
£359 GBP
View
A
Retailer 10
-
$660 AUD
$464 USD
View
B+
Retailer 11
-
$722 AUD
$507 USD
View
B
Retailer 12
-
$951 AUD
$668 USD
View
B+
Retailer 13
-
$1,142 AUD
$802 USD
View
B
Retailer 14
-
$1,218 AUD
$856 USD
View
B
Retailer 15
-
$1,552 AUD
$1,090 USD
View
Most Expensive
B
MOH London
LG639454673 · Oct 29
$1,670 AUD
£924 GBP
View
15 more retailers have this diamond
Prices start from $286 AUDSave up to $1,384 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
1.53ct Princess
$286 AUD