Princess|Lab Grown|GCAL

1.57ct G SI1 Princess Lab Grown Diamond

EX • G/SI1

Diamond specifications and retailer prices

From $231 USD
As of November 5, 2026
Save $1,161 USD (83%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,392 USD 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 $231 to $1,392, a $1,161 spread on the same certified stone. Diamond Exchange Canada lists it at $1,392. 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
Color
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
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Price History

Last verified: Nov 5
Current: $1,392 USD|Low: $184 USD|High: $1,392 USD|Avg: $518 USD
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
October 20, 2026
Retailer 3$184 USD
Retailer 4$226 USD
Retailer 2$231 USD
Diamond Exchange Canada$1,392 USD

6 data points across 4 retailers

5 retailers$231 USD to $1,392 USD

Retailer 1
-
$184 USD
Price last confirmed 45 days ago
Retailer 2
-
$214 USD
View
Price last confirmed 44 days ago
Retailer 3
-
$226 USD
View
Price last confirmed 44 days ago
B+
Retailer 4
-
$231 USD
View
Most Expensive
C
Diamond Exchange Canada
1986531620 · Nov 5
$1,392 USD
CA$1,933 CAD
View
4 more retailers have this diamond
Prices start from $231 USDSave up to $1,161 USD

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
$231 USD