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Princess|Lab Grown|GCAL

1.59ct F SI1 Princess Lab Grown Diamond

VG • F/SI1 • GCAL 320120354

Shape and cutting style on the report: Princess

Certificate GCAL 320120354

Diamond specifications and retailer prices

From $486 SGD
$380 USD
As of November 1, 2026
Save $966 SGD (67%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,452 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.59ct lab-grown princess diamond

This 1.59ct lab-grown princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GCAL 320120354. Listed at 8 retailers as of October 29, 2026, with prices from $486 to $1,452, a $966 spread on the same certified stone. MOH London lists it at $1,452. 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

1.59
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle42°
Pavilion angle38°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 320120354
Dimensions6.32 × 6.28 × 4.51 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.32 mm6.28 mm1.59 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 320120354
Side View
Table 67.0%Crown 42°Girdle: MED-STKPavilion 38°Culet: NoneDepth 71.9%

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: Nov 1
Current: $1,452 SGD|Low: $408 SGD|High: $1,452 SGD|Avg: $895 SGD|+7.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 7$486 SGD
Retailer 5$504 SGD
Retailer 3$586 SGD
Retailer 2$872 SGD
Retailer 4$1,021 SGD
Retailer 6$1,205 SGD
Retailer 8$1,378 SGD
MOH London$1,452 SGD

42 data points across 8 retailers

8 retailers$486 SGD to $1,452 SGD

B+
Cheapest Retailer
-
$486 SGD
$380 USD
A
Retailer 2
-
$504 SGD
$394 USD
View
B+
Retailer 3
-
$586 SGD
£361 GBP
View
B
Retailer 4
-
$872 SGD
£537 GBP
View
B
Retailer 5
-
$1,021 SGD
CA$1,109 CAD
View
B
Retailer 6
-
$1,205 SGD
$942 USD
View
B
Retailer 7
-
$1,378 SGD
$1,078 USD
View
Most Expensive
B
MOH London
320120354 · Oct 29
$1,452 SGD
£894 GBP
View
7 more retailers have this diamond
Prices start from $486 SGDSave up to $966 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
1.59ct Princess
$486 SGD