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Princess|Lab Grown|GCAL

1.57ct G SI1 Princess Lab Grown Diamond

EX • G/SI1 • GCAL 320910229

Shape and cutting style on the report: Princess

Certificate GCAL 320910229

Diamond specifications and retailer prices

From $254 SGD
$199 USD
As of October 30, 2026
Save $1,152 SGD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,406 SGD at MOH London · As of October 29, 2026
View at MOH London

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 320910229. Listed at 12 retailers as of October 29, 2026, with prices from $254 to $1,406, a $1,152 spread on the same certified stone. MOH London lists it at $1,406. 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
Crown angle43°
Pavilion angle36.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 320910229
Dimensions6.32 × 6.18 × 4.35 mm
L/W Ratio1.02
Culet sizeNone
Top View
6.32 mm6.18 mm1.57 ctG / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL 320910229
Side View
Table 68.0%Crown 43°Girdle: THK-THKPavilion 36.2°Culet: NoneDepth 70.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,406 SGD|Low: $226 SGD|High: $1,526 SGD|Avg: $793 SGD|-7.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 4$254 SGD
Retailer 10$316 SGD
Retailer 11$470 SGD
Retailer 8$508 SGD
Retailer 2$570 SGD
Retailer 6$582 SGD
Retailer 5$846 SGD
Retailer 7$983 SGD
Retailer 12$1,122 SGD
Retailer 9$1,161 SGD
Retailer 3$1,341 SGD
MOH London$1,406 SGD

45 data points across 12 retailers

12 retailers$254 SGD to $1,406 SGD

A
Cheapest Retailer
-
$254 SGD
$199 USD
A
Retailer 2
-
$316 SGD
$247 USD
View
B+
Retailer 3
-
$470 SGD
$368 USD
View
A
Retailer 4
-
$508 SGD
$397 USD
View
A
Retailer 5
-
$523 SGD
$409 USD
View
B+
Retailer 6
-
$570 SGD
£351 GBP
View
B
Retailer 7
-
$846 SGD
£521 GBP
View
B
Retailer 8
-
$983 SGD
CA$1,068 CAD
View
B
Retailer 9
-
$1,122 SGD
$878 USD
View
B
Retailer 10
-
$1,161 SGD
$908 USD
View
B
Retailer 11
-
$1,341 SGD
$1,049 USD
View
Most Expensive
B
MOH London
320910229 · Oct 29
$1,406 SGD
£866 GBP
View
11 more retailers have this diamond
Prices start from $254 SGDSave up to $1,152 SGD

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
1.57ct Princess
$254 SGD