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Marquise|Lab Grown|GCAL

0.39ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • GCAL 303160023

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 303160023

Diamond specifications and retailer prices

From HK$730 HKD
$93 USD
As of October 30, 2026
Save HK$6,664 HKD (90%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$7,393 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 0.39ct lab-grown marquise diamond

This 0.39ct 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 303160023. Listed at 8 retailers as of October 29, 2026, with prices from HK$730 to HK$7,393, a HK$6,664 spread on the same certified stone. MOH London lists it at HK$7,393. 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

0.39
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 303160023
Dimensions7.63 × 3.68 × 2.34 mm
L/W Ratio2.07
Culet sizeNone
Top View
7.63 mm3.68 mm0.39 ctE / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL 303160023
Side View
Table 56.0%Crown 34°GirdlePavilion 41.2°Culet: NoneDepth 63.6%

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$7,393 HKD|Low: HK$714 HKD|High: HK$8,679 HKD|Avg: HK$2,590 HKD|-14.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 5HK$730 HKD
Retailer 4HK$847 HKD
Retailer 2HK$965 HKD
Retailer 8HK$965 HKD
Retailer 7HK$1,542 HKD
Retailer 9HK$1,794 HKD
Retailer 3HK$3,217 HKD
Retailer 6HK$4,599 HKD
MOH LondonHK$7,393 HKD

19 data points across 9 retailers

8 retailersHK$730 HKD to HK$7,393 HKD

A
Cheapest Retailer
-
HK$730 HKD
$93 USD
A
Retailer 2
-
HK$847 HKD
$108 USD
View
A
Retailer 3
-
HK$965 HKD
$123 USD
View
A
Retailer 4
-
HK$965 HKD
$123 USD
View
B+
Retailer 5
-
HK$1,542 HKD
CA$273 CAD
View
B
Retailer 6
-
HK$3,217 HKD
$410 USD
View
B
Retailer 7
-
HK$4,599 HKD
$586 USD
View
Most Expensive
B
MOH London
303160023 · Oct 29
HK$7,393 HKD
£742 GBP
View
7 more retailers have this diamond
Prices start from HK$730 HKDSave up to HK$6,664 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
0.39ct Marquise
HK$730 HKD