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Princess|Lab Grown|GCAL

1.55ct F SI1 Princess Lab Grown Diamond

EX • F/SI1 • GCAL 320900162

Shape and cutting style on the report: Princess

Certificate GCAL 320900162

Diamond specifications and retailer prices

From $288 SGD
As of November 6, 2026
Save $1,123 SGD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,411 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.55ct lab-grown princess diamond

This 1.55ct 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 top-tier cut grade and certified by GCAL 320900162. Listed at 15 retailers as of November 5, 2026, with prices from $288 to $1,411, a $1,123 spread on the same certified stone. MOH London lists it at $1,411. 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

1.55
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle42.5°
Pavilion angle36°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 320900162
Dimensions6.36 × 6.15 × 4.32 mm
L/W Ratio1.03
Culet sizeNone
Top View
6.36 mm6.15 mm1.55 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 320900162
Side View
Table 67.0%Crown 42.5°Girdle: THK-THKPavilion 36°Culet: NoneDepth 70.2%

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 6
Current: $1,411 SGD|Low: $231 SGD|High: $8,630 SGD|Avg: $774 SGD|+7.2%
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 6, 2026
Retailer 4$258 SGD
Retailer 11$288 SGD
Retailer 10$320 SGD
Retailer 12$477 SGD
Retailer 9$482 SGD
Retailer 5$568 SGD
Retailer 2$848 SGD
Retailer 6$997 SGD
Retailer 3$1,135 SGD
Retailer 7$1,178 SGD
Retailer 8$1,355 SGD
MOH London$1,411 SGD

30 data points across 12 retailers

15 retailers$288 SGD to $1,411 SGD

Retailer 1
-
$240 SGD
Price last confirmed 46 days ago
Retailer 2
-
$258 SGD
View
Price last confirmed 19 days ago
Retailer 3
-
$278 SGD
View
Price last confirmed 45 days ago
A
Retailer 4
-
$288 SGD
View
Final sale: no returns
Retailer 5
-
$293 SGD
View
Price last confirmed 45 days ago
Retailer 6
-
$320 SGD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
$477 SGD
View
A
Retailer 8
-
$482 SGD
View
A
Retailer 9
-
$568 SGD
View
B+
Retailer 10
-
$848 SGD
View
B+
Retailer 11
-
$997 SGD
View
Retailer 12
-
$1,135 SGD
View
Price last confirmed 20 days ago
B
Retailer 13
-
$1,178 SGD
View
B
Retailer 14
-
$1,355 SGD
View
Most Expensive
B
MOH London
320900162 · Nov 5
$1,411 SGD
£867 GBP
View
14 more retailers have this diamond
Prices start from $288 SGDSave up to $1,123 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
1.55ct Princess
$288 SGD