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Marquise|Natural|GIA

0.50ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 7556190821

Certificate GIA 7556190821

Diamond specifications and retailer prices

From HK$3,719 HKD
$474 USD
As of November 2, 2026
Save HK$8,507 HKD (70%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$12,226 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 0.5ct natural marquise diamond

This 0.5ct natural marquise sits in the half to three-quarter carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7556190821. Listed at 9 retailers as of November 2, 2026, with prices from HK$3,719 to HK$12,226, a HK$8,507 spread on the same certified stone. MOH London lists it at HK$12,226. 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

0.50
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7556190821
Dimensions7.84 × 4.13 × 2.57 mm
L/W Ratio1.90
Key to symbols
Feather
Top View
7.84 mm4.13 mm0.50 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7556190821
Side View
Table 58.0%CrownGirdle: STK-STKPavilionCulet: NoneDepth 62.2%

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: Nov 2
Current: HK$12,226 HKD|Low: HK$3,719 HKD|High: HK$12,366 HKD|Avg: HK$6,813 HKD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 3, 2026
Retailer 6HK$3,719 HKD
Retailer 3HK$3,957 HKD
Retailer 5HK$4,943 HKD
Retailer 8HK$6,230 HKD
Retailer 2HK$6,592 HKD
Retailer 7HK$6,844 HKD
Retailer 4HK$7,538 HKD
MOH LondonHK$12,226 HKD

46 data points across 8 retailers

9 retailersHK$3,719 HKD to HK$12,226 HKD

A
Cheapest Retailer
-
HK$3,719 HKD
$474 USD
Final sale: no returns
A
Retailer 2
-
HK$3,957 HKD
₹48,035 INR
View
A
Retailer 3
-
HK$4,519 HKD
View
A
Retailer 4
-
HK$5,551 HKD
SGD 956 SGD
View
B+
Retailer 5
-
HK$6,230 HKD
$794 USD
View
B+
Retailer 6
-
HK$6,592 HKD
£662 GBP
View
Retailer 7
-
HK$6,844 HKD
£687 GBP
View
Price last confirmed 37 days ago
B+
Retailer 8
-
HK$7,538 HKD
€915 EUR
View
Most Expensive
B
MOH London
E05BE71E9 · Nov 2
HK$12,226 HKD
£1,227 GBP
View
8 more retailers have this diamond
Prices start from HK$3,719 HKDSave up to HK$8,507 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
0.50ct Marquise
HK$3,719 HKD