Princess|Lab Grown|GCAL

1.58ct H SI1 Princess Lab Grown Diamond

VG • H/SI1

Diamond specifications and retailer prices

From $323 AUD
$227 USD
As of October 31, 2026
Save $1,630 AUD (83%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,953 AUD at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

About this 1.58ct lab-grown princess diamond

This 1.58ct 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 GCAL. Listed at 6 retailers as of October 30, 2026, with prices from $323 to $1,953, a $1,630 spread on the same certified stone. Diamond Exchange Canada lists it at $1,953. 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

1.58
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGCAL
Dimensions6.45 × 6.24 × 4.41 mm
L/W Ratio1.03
Top View
6.45 mm6.24 mm1.58 ctH / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL
Side View
Table 66.0%CrownGirdle: Slightly ThickPavilionCuletDepth 70.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $1,953 AUD|Low: $258 AUD|High: $1,953 AUD|Avg: $688 AUD
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 20, 2026
Retailer 4$258 AUD
Retailer 5$316 AUD
Retailer 2$323 AUD
Retailer 3$346 AUD
Diamond Exchange Canada$1,953 AUD

8 data points across 5 retailers

6 retailers$323 AUD to $1,953 AUD

Retailer 1
-
$258 AUD
$181 USD
Price last confirmed 41 days ago
Retailer 2
-
$299 AUD
$210 USD
View
Price last confirmed 39 days ago
Retailer 3
-
$316 AUD
$222 USD
View
Price last confirmed 40 days ago
B+
Retailer 4
-
$323 AUD
$227 USD
View
Retailer 5
-
$346 AUD
$243 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Diamond Exchange Canada
1986531517 · Oct 30
$1,953 AUD
CA$1,905 CAD
View
5 more retailers have this diamond
Prices start from $323 AUDSave up to $1,630 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.

B+
1.58ct Princess
$323 AUD