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Marquise|Natural|GIA

1.50ct H SI2 Marquise Natural Diamond

EX • H/SI2 • GIA 1558587559

Certificate GIA 1558587559

Diamond specifications and retailer prices

From HK$56,735 HKD
As of November 6, 2026
Save HK$65,246 HKD (53%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$121,981 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two 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 1558587559. Listed at 18 retailers as of November 5, 2026, with prices from HK$56,735 to HK$121,981, a HK$65,246 spread on the same certified stone. NZ Jewellers lists it at HK$121,981. 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

1.50
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1558587559
Dimensions11.11 × 5.94 × 3.79 mm
L/W Ratio1.87
Girdle conditionVery Thin to Very Thick
Key to symbols
Twinning Wisp, Feather, Cavity, Natural
Top View
11.11 mm5.94 mm1.50 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1558587559
Side View
Table 60.0%CrownGirdle: VTK-VTKPavilionCulet: NoneDepth 63.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$121,981 HKD|Low: HK$57,472 HKD|High: HK$126,378 HKD|Avg: HK$77,233 HKD|-3.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 14HK$57,472 HKD
Retailer 2HK$57,660 HKD
Retailer 16HK$60,473 HKD
Retailer 15HK$60,991 HKD
Retailer 17HK$66,077 HKD
Retailer 8HK$66,994 HKD
Retailer 12HK$68,052 HKD
Retailer 3HK$68,781 HKD
Retailer 9HK$69,502 HKD
Retailer 10HK$70,270 HKD
Retailer 5HK$70,725 HKD
Retailer 4HK$73,123 HKD
Retailer 6HK$73,123 HKD
Retailer 11HK$75,553 HKD
Retailer 13HK$76,242 HKD
Retailer 7HK$105,013 HKD
NZ JewellersHK$121,981 HKD

33 data points across 17 retailers

18 retailersHK$56,735 HKD to HK$121,981 HKD

B+
Cheapest Retailer
-
HK$56,735 HKD
B+
Retailer 2
-
HK$57,472 HKD
View
B+
Retailer 3
-
HK$57,660 HKD
View
B+
Retailer 4
-
HK$60,473 HKD
View
B+
Retailer 5
-
HK$60,991 HKD
View
Final sale: no returns
B+
Retailer 6
-
HK$66,077 HKD
View
B
Retailer 7
-
HK$66,994 HKD
View
B+
Retailer 8
-
HK$68,052 HKD
View
B
Retailer 9
-
HK$68,781 HKD
View
B
Retailer 10
-
HK$69,502 HKD
View
B+
Retailer 11
-
HK$70,270 HKD
View
B
Retailer 12
-
HK$70,725 HKD
View
B
Retailer 13
-
HK$73,123 HKD
View
B
Retailer 14
-
HK$73,123 HKD
View
B
Retailer 15
-
HK$75,553 HKD
View
B+
Retailer 16
-
HK$76,242 HKD
View
B
Retailer 17
-
HK$105,013 HKD
View
Most Expensive
B
NZ Jewellers
c1156e61-ffd4-437e-ac01-b8778420eda8 · Nov 5
HK$121,981 HKD
$15,564 USD
View
17 more retailers have this diamond
Prices start from HK$56,735 HKDSave up to HK$65,246 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.

B+
1.50ct Marquise
HK$56,735 HKD