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Marquise|Natural|GIA

1.80ct K SI2 Marquise Natural Diamond

EX • K/SI2 • GIA 1559722711

Certificate GIA 1559722711

Diamond specifications and retailer prices

From HK$33,105 HKD
As of November 5, 2026
Save HK$32,729 HKD (50%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$65,834 HKD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.8ct natural marquise diamond

This 1.8ct natural marquise sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1559722711. Listed at 11 retailers as of November 5, 2026, with prices from HK$33,105 to HK$65,834, a HK$32,729 spread on the same certified stone. Wholesale Diamonds Direct lists it at HK$65,834. 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

1.80
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.95°
Pavilion angle37.68°
OriginNatural
Grading LabGIA
CertificateGIA 1559722711
Dimensions12.06 × 6.23 × 3.81 mm
L/W Ratio1.94
Culet sizeNone
Top View
12.06 mm6.23 mm1.80 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1559722711
Side View
Table 58.0%Crown 39.95°Girdle: ThickPavilion 37.68°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: HK$38,795 HKD|Low: HK$32,925 HKD|High: HK$71,174 HKD|Avg: HK$45,796 HKD|-7.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 6, 2026
Retailer 5HK$33,105 HKD
Retailer 6HK$37,933 HKD
Retailer 1HK$38,795 HKD
Retailer 9HK$39,971 HKD
Retailer 3HK$40,982 HKD
Retailer 4HK$42,118 HKD
Retailer 8HK$45,794 HKD
Retailer 7HK$45,841 HKD
Retailer 2HK$47,087 HKD
Wholesale Diamonds DirectHK$65,834 HKD

43 data points across 10 retailers

11 retailersHK$33,105 HKD to HK$65,834 HKD

A
Cheapest Retailer
-
HK$33,105 HKD
A
Retailer 2
-
HK$37,933 HKD
View
A
Retailer 3
-
HK$38,795 HKD
View
A
Retailer 4
-
HK$39,971 HKD
View
A
Retailer 5
-
HK$40,982 HKD
View
A
Retailer 6
-
HK$42,118 HKD
View
A
Retailer 7
-
HK$45,794 HKD
View
A
Retailer 8
-
HK$45,841 HKD
View
B+
Retailer 9
-
HK$47,087 HKD
View
B+
Retailer 10
-
HK$50,708 HKD
View
Most Expensive
B
Wholesale Diamonds Direct
262936816 · Nov 6
HK$65,834 HKD
$8,400 USD
View
10 more retailers have this diamond
Prices start from HK$33,105 HKDSave up to HK$32,729 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
1.80ct Marquise
HK$33,105 HKD