CaratHunter
Plans
Princess|Lab Grown|IGI

1.57ct H SI1 Princess Lab Grown Diamond

VG • H/SI1

Diamond specifications and retailer prices

From $1,906 AUD
CA$1,859 CAD
As of October 30, 2026
5 retailers carry this diamond
Most expensive: $1,906 AUD at Diamond Exchange Canada
View at Diamond Exchange Canada

About this 1.57ct lab-grown princess diamond

This 1.57ct lab-grown princess sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI. Listed at 5 retailers as of October 30, 2026. 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

1.57
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions6.47 × 6.26 × 4.25 mm
L/W Ratio1.03
Top View
6.47 mm6.26 mm1.57 ctH / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI
Side View
Table 69.5%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.9%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,906 AUD|Low: $246 AUD|High: $1,906 AUD|Avg: $657 AUD
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 13, 2026
Retailer 3$265 AUD
Retailer 8$307 AUD
Retailer 4$329 AUD
Retailer 5$329 AUD
Retailer 2$485 AUD
Retailer 7$511 AUD
Retailer 6$1,169 AUD
Diamond Exchange Canada$1,906 AUD

24 data points across 8 retailers

5 retailers

Retailer 1
-
$256 AUD
$180 USD
Price last confirmed 41 days ago
Retailer 2
-
$298 AUD
$209 USD
View
Price last confirmed 39 days ago
Retailer 3
-
$307 AUD
$216 USD
View
Price last confirmed 19 days ago
Retailer 4
-
$313 AUD
$220 USD
View
Price last confirmed 40 days ago
Most Expensive
B
Diamond Exchange Canada
1986531639 · Oct 30
$1,906 AUD
CA$1,859 CAD
View
4 more retailers have this diamond

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.

B
1.57ct Princess
$1,906 AUD