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Marquise|Lab Grown|GCAL

0.43ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • GCAL 303160024

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 303160024

Diamond specifications and retailer prices

From $157 SGD
$123 USD
As of October 30, 2026
Save $757 SGD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,802 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 0.43ct lab-grown marquise diamond

This 0.43ct lab-grown marquise sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 303160024. Listed at 9 retailers as of October 29, 2026, with a 481% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.43
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33°
Pavilion angle40.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 303160024
Dimensions7.83 × 3.93 × 2.42 mm
L/W Ratio1.99
Culet sizeNone
Top View
7.83 mm3.93 mm0.43 ctE / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL 303160024
Side View
Table 54.0%Crown 33°Girdle: ThickPavilion 40.2°Culet: NoneDepth 61.6%

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: $1,802 SGD|Low: $153 SGD|High: $1,840 SGD|Avg: $485 SGD|+75.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6$157 SGD
Retailer 7$173 SGD
Retailer 4$182 SGD
Retailer 9$197 SGD
Retailer 2$207 SGD
Retailer 10$342 SGD
Retailer 8$367 SGD
Retailer 3$690 SGD
Retailer 5$914 SGD
MOH London$1,802 SGD

19 data points across 10 retailers

9 retailers$157 SGD to $914 SGD

A
Cheapest Retailer
-
$157 SGD
$123 USD
A
Retailer 2
-
$173 SGD
$135 USD
View
A
Retailer 3
-
$182 SGD
$142 USD
View
A
Retailer 4
-
$197 SGD
$154 USD
View
A
Retailer 5
-
$207 SGD
$162 USD
View
B+
Retailer 6
-
$367 SGD
CA$399 CAD
View
B
Retailer 7
-
$690 SGD
$540 USD
View
B
Retailer 8
-
$914 SGD
$715 USD
View
Most Expensive
MOH London
303160024 · Oct 29
$1,802 SGD
£1,110 GBP
View
Price under review
8 more retailers have this diamond
Prices start from $157 SGDSave up to $757 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
0.43ct Marquise
$157 SGD