CaratHunter
Plans
Marquise|Natural|GIA

0.51ct G VS2 Marquise Natural Diamond

ID • G/VS2 • GIA 7558521778

Certificate GIA 7558521778

Diamond specifications and retailer prices

From HK$5,949 HKD
As of November 6, 2026
Save HK$13,504 HKD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$19,452 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.51ct natural marquise diamond

This 0.51ct natural marquise sits in the half to three-quarter carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7558521778. Listed at 14 retailers as of November 5, 2026, with prices from HK$5,949 to HK$19,452, a HK$13,504 spread on the same certified stone. NZ Jewellers lists it at HK$19,452. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
G
Colour
VS2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7558521778
Dimensions8.77 × 4.19 × 2.46 mm
L/W Ratio2.09
Girdle conditionVery Thick
Top View
8.77 mm4.19 mm0.51 ctG / VS2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7558521778
Side View
Table 58.0%CrownGirdle: MediumPavilionCulet: NoneDepth 58.7%

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$19,452 HKD|Low: HK$5,745 HKD|High: HK$23,575 HKD|Avg: HK$10,750 HKD|-17.5%
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
November 6, 2026
Retailer 2HK$5,949 HKD
Retailer 5HK$6,254 HKD
Retailer 3HK$7,798 HKD
Retailer 11HK$7,798 HKD
Retailer 12HK$8,551 HKD
Retailer 13HK$9,021 HKD
Retailer 8HK$9,201 HKD
Retailer 14HK$10,330 HKD
Retailer 7HK$11,129 HKD
Retailer 6HK$11,388 HKD
Retailer 9HK$12,305 HKD
Retailer 10HK$14,585 HKD
Retailer 4HK$16,004 HKD
NZ JewellersHK$19,452 HKD

34 data points across 14 retailers

14 retailersHK$5,949 HKD to HK$19,452 HKD

A
Cheapest Retailer
-
HK$5,949 HKD
A
Retailer 2
-
HK$6,254 HKD
View
Final sale: no returns
B+
Retailer 3
-
HK$7,798 HKD
View
A
Retailer 4
-
HK$7,798 HKD
View
B+
Retailer 5
-
HK$8,551 HKD
View
B+
Retailer 6
-
HK$9,021 HKD
View
B+
Retailer 7
-
HK$9,201 HKD
View
B+
Retailer 8
-
HK$10,330 HKD
View
B+
Retailer 9
-
HK$11,129 HKD
View
Retailer 10
-
HK$11,388 HKD
View
Price last confirmed 33 days ago
B
Retailer 11
-
HK$12,305 HKD
View
B
Retailer 12
-
HK$14,585 HKD
View
B
Retailer 13
-
HK$16,004 HKD
View
Most Expensive
B
NZ Jewellers
07d7ec9b-7d8b-4c58-b982-5ee4122d3308 · Nov 5
HK$19,452 HKD
$2,482 USD
View
13 more retailers have this diamond
Prices start from HK$5,949 HKDSave up to HK$13,504 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
0.51ct Marquise
HK$5,949 HKD