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Princess|Lab Grown|GCAL

1.59ct G SI1 Princess Lab Grown Diamond

VG • G/SI1 • GCAL 320280288

Shape and cutting style on the report: Princess

Certificate GCAL 320280288

Diamond specifications and retailer prices

From $476 SGD
$372 USD
As of October 30, 2026
Save $947 SGD (67%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,422 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GCAL 320280288. Listed at 8 retailers as of October 29, 2026, with prices from $476 to $1,422, a $947 spread on the same certified stone. MOH London lists it at $1,422. 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
G
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle44.5°
Pavilion angle37.6°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 320280288
Dimensions6.24 × 6.24 × 4.53 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.24 mm6.24 mm1.59 ctG / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL 320280288
Side View
Table 67.0%Crown 44.5°Girdle: THK-THKPavilion 37.6°Culet: NoneDepth 72.6%

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: $1,422 SGD|Low: $399 SGD|High: $1,542 SGD|Avg: $882 SGD|-7.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 7$476 SGD
Retailer 5$520 SGD
Retailer 2$572 SGD
Retailer 3$856 SGD
Retailer 4$996 SGD
Retailer 6$1,176 SGD
Retailer 8$1,353 SGD
MOH London$1,422 SGD

42 data points across 8 retailers

8 retailers$476 SGD to $1,422 SGD

B+
Cheapest Retailer
-
$476 SGD
$372 USD
A
Retailer 2
-
$520 SGD
$407 USD
View
B+
Retailer 3
-
$572 SGD
£353 GBP
View
B
Retailer 4
-
$856 SGD
£527 GBP
View
B
Retailer 5
-
$996 SGD
CA$1,082 CAD
View
B
Retailer 6
-
$1,176 SGD
$920 USD
View
B
Retailer 7
-
$1,353 SGD
$1,059 USD
View
Most Expensive
B
MOH London
320280288 · Oct 29
$1,422 SGD
£876 GBP
View
7 more retailers have this diamond
Prices start from $476 SGDSave up to $947 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
$476 SGD