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Marquise|Natural|GIA

0.80ct H SI2 Marquise Natural Diamond

EX • H/SI2 • GIA 5563673424

Certificate GIA 5563673424

Diamond specifications and retailer prices

From HK$10,759 HKD
SGD 1,853 SGD
As of October 31, 2026
Save HK$8,707 HKD (45%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$19,466 HKD at Helzberg Diamonds · As of November 2, 2026
View at Helzberg Diamonds

About this 0.8ct natural marquise diamond

This 0.8ct natural marquise sits in the just-under-one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5563673424. Listed at 12 retailers as of October 31, 2026, with prices from HK$10,759 to HK$19,466, a HK$8,707 spread on the same certified stone. Helzberg Diamonds lists it at HK$19,466. 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

0.80
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.56°
Pavilion angle38.39°
OriginNatural
Grading LabGIA
CertificateGIA 5563673424
Dimensions9.31 × 4.85 × 2.96 mm
L/W Ratio1.92
Culet sizeNone
Top View
9.31 mm4.85 mm0.80 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5563673424
Side View
Table 59.0%Crown 39.56°Girdle: STK-VTKPavilion 38.39°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: Oct 31
Current: HK$19,466 HKD|Low: HK$10,857 HKD|High: HK$19,466 HKD|Avg: HK$13,792 HKD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 10HK$10,857 HKD
Retailer 6HK$11,024 HKD
Retailer 9HK$11,047 HKD
Retailer 3HK$11,815 HKD
Retailer 4HK$12,030 HKD
Retailer 7HK$13,174 HKD
Retailer 5HK$13,621 HKD
Retailer 11HK$14,852 HKD
Retailer 2HK$15,604 HKD
Retailer 8HK$17,455 HKD
Helzberg DiamondsHK$19,466 HKD

13 data points across 11 retailers

12 retailersHK$10,759 HKD to HK$19,466 HKD

A
Cheapest Retailer
-
HK$10,759 HKD
SGD 1,853 SGD
A
Retailer 2
-
HK$10,857 HKD
$1,384 USD
View
A
Retailer 3
-
HK$11,024 HKD
$1,405 USD
View
A
Retailer 4
-
HK$11,047 HKD
$1,408 USD
View
A
Retailer 5
-
HK$11,815 HKD
SGD 2,035 SGD
View
B+
Retailer 6
-
HK$12,030 HKD
£1,207 GBP
View
B+
Retailer 7
-
HK$13,174 HKD
$1,679 USD
View
B+
Retailer 8
-
HK$13,621 HKD
$1,736 USD
View
B+
Retailer 9
-
HK$14,852 HKD
$1,893 USD
View
B+
Retailer 10
-
HK$15,604 HKD
€1,894 EUR
View
B+
Retailer 11
-
HK$17,455 HKD
$2,225 USD
View
Most Expensive
B
Helzberg Diamonds
XZRLLMJMNJKIK · Nov 2
HK$19,466 HKD
$2,481 USD
View
11 more retailers have this diamond
Prices start from HK$10,759 HKDSave up to HK$8,707 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
0.80ct Marquise
HK$10,759 HKD