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Marquise|Natural|GIA

0.50ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 6541520345

Certificate GIA 6541520345

Diamond specifications and retailer prices

From HK$3,888 HKD
₹47,196 INR
As of November 1, 2026
Save HK$11,223 HKD (74%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$15,111 HKD at NZ Jewellers · As of October 30, 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 D 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 6541520345. Listed at 15 retailers as of October 30, 2026, with prices from HK$3,888 to HK$15,111, a HK$11,223 spread on the same certified stone. NZ Jewellers lists it at HK$15,111. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6541520345
Dimensions8.21 × 4.06 × 2.52 mm
L/W Ratio2.02
Top View
8.21 mm4.06 mm0.50 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6541520345
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NDepth 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 1
Current: HK$5,923 HKD|Low: HK$3,879 HKD|High: HK$11,259 HKD|Avg: HK$5,925 HKD|+4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 3HK$3,888 HKD
Retailer 7HK$4,412 HKD
Retailer 8HK$4,441 HKD
Retailer 2HK$4,904 HKD
Retailer 9HK$5,186 HKD
Retailer 10HK$5,824 HKD
Retailer 1HK$5,923 HKD
Retailer 6HK$6,037 HKD
Retailer 5HK$7,109 HKD
Retailer 4HK$11,130 HKD

37 data points across 10 retailers

15 retailersHK$3,888 HKD to HK$15,111 HKD

A
Cheapest Retailer
-
HK$3,888 HKD
₹47,196 INR
Retailer 2
-
HK$4,412 HKD
SGD 760 SGD
View
Price last confirmed 10 days ago
A
Retailer 3
-
HK$4,441 HKD
$566 USD
View
Final sale: no returns
A
Retailer 4
-
HK$4,817 HKD
$614 USD
View
A
Retailer 5
-
HK$4,904 HKD
$625 USD
View
A
Retailer 6
-
HK$5,186 HKD
$661 USD
View
A
Retailer 7
-
HK$5,186 HKD
$661 USD
View
A
Retailer 8
-
HK$5,555 HKD
$708 USD
View
Retailer 9
-
HK$5,824 HKD
£585 GBP
View
Price last confirmed 33 days ago
A
Retailer 10
-
HK$5,852 HKD
$746 USD
View
A
Retailer 11
-
HK$5,923 HKD
£594 GBP
View
A
Retailer 12
-
HK$6,037 HKD
£606 GBP
View
B+
Retailer 13
-
HK$7,109 HKD
€863 EUR
View
B
Retailer 14
-
HK$11,130 HKD
£1,117 GBP
View
Most Expensive
B
NZ Jewellers
3a0a683c-6847-478a-8fd9-c7ff839e6d66 · Oct 30
HK$15,111 HKD
$1,926 USD
View
14 more retailers have this diamond
Prices start from HK$3,888 HKDSave up to HK$11,223 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$3,888 HKD