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Marquise|Natural|GIA

1.51ct I IF Marquise Natural Diamond

EX • I/IF • GIA 2231985790

Certificate GIA 2231985790

Diamond specifications and retailer prices

From HK$64,604 HKD
As of November 6, 2026
Save HK$58,154 HKD (47%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$122,757 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2231985790. Listed at 8 retailers as of November 5, 2026, with prices from HK$64,604 to HK$122,757, a HK$58,154 spread on the same certified stone. NZ Jewellers lists it at HK$122,757. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle39.95°
OriginNatural
Grading LabGIA
CertificateGIA 2231985790
Dimensions11.64 × 6.01 × 3.71 mm
L/W Ratio1.94
Top View
11.64 mm6.01 mm1.51 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2231985790
Side View
Table 62.0%CrownGirdle: STK-THKPavilion 39.95°Culet: NoneDepth 61.8%

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 6
Current: HK$122,757 HKD|Low: HK$64,604 HKD|High: HK$131,692 HKD|Avg: HK$95,011 HKD|-6.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 6HK$64,604 HKD
Retailer 7HK$75,051 HKD
Retailer 5HK$88,077 HKD
Retailer 4HK$89,433 HKD
Retailer 8HK$89,801 HKD
Retailer 2HK$91,345 HKD
Retailer 3HK$114,724 HKD
NZ JewellersHK$122,757 HKD

30 data points across 8 retailers

8 retailersHK$64,604 HKD to HK$122,757 HKD

A
Cheapest Retailer
-
HK$64,604 HKD
Retailer 2
-
HK$75,051 HKD
View
Price last confirmed 26 days ago
B+
Retailer 3
-
HK$88,077 HKD
View
B+
Retailer 4
-
HK$89,433 HKD
View
B+
Retailer 5
-
HK$89,801 HKD
View
B+
Retailer 6
-
HK$91,345 HKD
View
B+
Retailer 7
-
HK$114,724 HKD
View
Most Expensive
B
NZ Jewellers
72414caf-c9d6-4b4f-a3c7-88b33600917d · Nov 5
HK$122,757 HKD
$15,663 USD
View
7 more retailers have this diamond
Prices start from HK$64,604 HKDSave up to HK$58,154 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
1.51ct Marquise
HK$64,604 HKD