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Marquise|Natural|GIA

0.50ct F I1 Marquise Natural Diamond

EX • F/I1 • GIA 7558659499

Certificate GIA 7558659499

Diamond specifications and retailer prices

From HK$3,413 HKD
$435 USD
As of November 2, 2026
Save HK$9,392 HKD (73%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$12,805 HKD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

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 I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7558659499. Listed at 10 retailers as of November 2, 2026, with prices from HK$3,413 to HK$12,805, a HK$9,392 spread on the same certified stone. NZ Jewellers lists it at HK$12,805. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.50
Carat
F
Colour
I1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.6°
Pavilion angle37.1°
OriginNatural
Grading LabGIA
CertificateGIA 7558659499
Dimensions8.42 × 4.00 × 2.44 mm
L/W Ratio2.10
Girdle conditionFaceted
Culet sizeNone
Top View
8.42 mm4.00 mm0.50 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7558659499
Side View
Table 62.0%Crown 37.6°Girdle: STK-VTKPavilion 37.1°Culet: NoneDepth 61.1%

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$12,805 HKD|Low: HK$3,046 HKD|High: HK$13,229 HKD|Avg: HK$5,016 HKD|-3.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 3HK$3,046 HKD
Retailer 9HK$3,413 HKD
Retailer 10HK$3,531 HKD
Retailer 6HK$3,696 HKD
Retailer 11HK$3,816 HKD
Retailer 4HK$3,986 HKD
Retailer 5HK$3,986 HKD
Retailer 2HK$4,268 HKD
Retailer 8HK$4,394 HKD
Retailer 7HK$5,520 HKD
NZ JewellersHK$12,805 HKD

28 data points across 11 retailers

10 retailersHK$3,413 HKD to HK$12,805 HKD

A
Cheapest Retailer
-
HK$3,413 HKD
$435 USD
Final sale: no returns
A
Retailer 2
-
HK$3,531 HKD
$450 USD
View
A
Retailer 3
-
HK$3,696 HKD
$471 USD
View
A
Retailer 4
-
HK$3,816 HKD
View
A
Retailer 5
-
HK$3,986 HKD
$508 USD
View
A
Retailer 6
-
HK$3,986 HKD
$508 USD
View
A
Retailer 7
-
HK$4,268 HKD
$544 USD
View
A
Retailer 8
-
HK$4,394 HKD
$560 USD
View
B+
Retailer 9
-
HK$5,520 HKD
€670 EUR
View
Most Expensive
B
NZ Jewellers
1aa68603-5b1f-4308-bcba-b744a69f7b29 · Nov 3
HK$12,805 HKD
$1,632 USD
View
9 more retailers have this diamond
Prices start from HK$3,413 HKDSave up to HK$9,392 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$3,413 HKD