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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 HK$965 HKD
$123 USD
As of October 30, 2026
Save HK$4,645 HKD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$11,060 HKD 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$11,060 HKD|Low: HK$941 HKD|High: HK$11,289 HKD|Avg: HK$2,976 HKD|+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 6HK$965 HKD
Retailer 7HK$1,059 HKD
Retailer 4HK$1,114 HKD
Retailer 9HK$1,208 HKD
Retailer 2HK$1,271 HKD
Retailer 10HK$2,099 HKD
Retailer 8HK$2,254 HKD
Retailer 3HK$4,237 HKD
Retailer 5HK$5,610 HKD
MOH LondonHK$11,060 HKD

19 data points across 10 retailers

9 retailersHK$965 HKD to HK$5,610 HKD

A
Cheapest Retailer
-
HK$965 HKD
$123 USD
A
Retailer 2
-
HK$1,059 HKD
$135 USD
View
A
Retailer 3
-
HK$1,114 HKD
$142 USD
View
A
Retailer 4
-
HK$1,208 HKD
$154 USD
View
A
Retailer 5
-
HK$1,271 HKD
$162 USD
View
B+
Retailer 6
-
HK$2,254 HKD
CA$399 CAD
View
B
Retailer 7
-
HK$4,237 HKD
$540 USD
View
B
Retailer 8
-
HK$5,610 HKD
$715 USD
View
Most Expensive
MOH London
303160024 · Oct 29
HK$11,060 HKD
£1,110 GBP
View
Price under review
8 more retailers have this diamond
Prices start from HK$965 HKDSave up to HK$4,645 HKD

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
HK$965 HKD