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Marquise|Natural|GIA

5.01ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 5242069816

Certificate GIA 5242069816

Diamond specifications and retailer prices

From HK$548,800 HKD
SGD 94,521 SGD
As of November 2, 2026
Save HK$335,801 HKD (38%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$884,601 HKD at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 5.01ct natural marquise diamond

This 5.01ct natural marquise sits in the over five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5242069816. Listed at 13 retailers as of November 1, 2026, with prices from HK$548,800 to HK$884,601, a HK$335,801 spread on the same certified stone. Helzberg Diamonds lists it at HK$884,601. 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

5.01
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.66°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5242069816
Dimensions17.28 × 8.51 × 5.47 mm
L/W Ratio2.03
Culet sizeNone
Top View
17.28 mm8.51 mm5.01 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5242069816
Side View
Table 60.0%Crown 39.66°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 64.3%

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$884,601 HKD|Low: HK$548,800 HKD|High: HK$914,942 HKD|Avg: HK$649,901 HKD|-3.3%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 13HK$548,800 HKD
Retailer 10HK$576,845 HKD
Retailer 8HK$577,023 HKD
Retailer 6HK$581,822 HKD
Retailer 9HK$584,417 HKD
Retailer 4HK$588,654 HKD
Retailer 11HK$613,094 HKD
Retailer 3HK$620,244 HKD
Retailer 7HK$654,428 HKD
Retailer 5HK$690,108 HKD
Retailer 12HK$702,260 HKD
Retailer 2HK$703,387 HKD
Helzberg DiamondsHK$884,601 HKD

31 data points across 13 retailers

13 retailersHK$548,800 HKD to HK$884,601 HKD

A
Cheapest Retailer
-
HK$548,800 HKD
SGD 94,521 SGD
A
Retailer 2
-
HK$576,845 HKD
$73,520 USD
View
A
Retailer 3
-
HK$577,023 HKD
£57,908 GBP
View
A
Retailer 4
-
HK$581,822 HKD
$74,154 USD
View
A
Retailer 5
-
HK$584,417 HKD
$74,485 USD
View
A
Retailer 6
-
HK$588,654 HKD
$75,025 USD
View
A
Retailer 7
-
HK$613,094 HKD
$78,140 USD
View
A
Retailer 8
-
HK$620,244 HKD
SGD 106,826 SGD
View
B+
Retailer 9
-
HK$654,428 HKD
$83,408 USD
View
B+
Retailer 10
-
HK$690,108 HKD
$87,956 USD
View
B+
Retailer 11
-
HK$702,260 HKD
$89,504 USD
View
B+
Retailer 12
-
HK$703,387 HKD
€85,379 EUR
View
Most Expensive
B
Helzberg Diamonds
XZRLIKIGMPOHM · Nov 1
HK$884,601 HKD
$112,744 USD
View
12 more retailers have this diamond
Prices start from HK$548,800 HKDSave up to HK$335,801 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
5.01ct Marquise
HK$548,800 HKD