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Princess|Lab Grown|GCAL

1.57ct G SI1 Princess Lab Grown Diamond

EX • G/SI1

Diamond specifications and retailer prices

From $411 NZD
As of November 5, 2026
Save $2,065 NZD (83%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,476 NZD at Diamond Exchange Canada · As of November 5, 2026
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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL. Listed at 5 retailers as of November 5, 2026, with prices from $411 to $2,476, a $2,065 spread on the same certified stone. Diamond Exchange Canada lists it at $2,476. 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

1.57
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGCAL
Dimensions6.32 × 6.18 × 4.35 mm
L/W Ratio1.02
Top View
6.32 mm6.18 mm1.57 ctG / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL
Side View
Table 68.0%CrownGirdle: ThickPavilionCuletDepth 70.5%

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: Nov 5
Current: $2,476 NZD|Low: $327 NZD|High: $2,476 NZD|Avg: $921 NZD
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
October 20, 2026
Retailer 3$327 NZD
Retailer 4$402 NZD
Retailer 2$411 NZD
Diamond Exchange Canada$2,476 NZD

6 data points across 4 retailers

5 retailers$411 NZD to $2,476 NZD

Retailer 1
-
$327 NZD
Price last confirmed 45 days ago
Retailer 2
-
$381 NZD
View
Price last confirmed 44 days ago
Retailer 3
-
$402 NZD
View
Price last confirmed 44 days ago
B+
Retailer 4
-
$411 NZD
View
Most Expensive
C
Diamond Exchange Canada
1986531620 · Nov 5
$2,476 NZD
CA$1,933 CAD
View
4 more retailers have this diamond
Prices start from $411 NZDSave up to $2,065 NZD

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
$411 NZD