CaratHunter
Plans
Marquise|Natural|GIA

0.51ct D VS2 Marquise Natural Diamond

EX • D/VS2 • GIA 6565543902

Certificate GIA 6565543902

Diamond specifications and retailer prices

From $1,202 AUD
$844 USD
As of November 1, 2026
Save $3,019 AUD (72%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,221 AUD at NZ Jewellers · As of October 30, 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 D colour (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 6565543902. Listed at 17 retailers as of October 30, 2026, with prices from $1,202 to $4,221, a $3,019 spread on the same certified stone. NZ Jewellers lists it at $4,221. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Colour
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.68°
Pavilion angle40.05°
OriginNatural
Grading LabGIA
CertificateGIA 6565543902
Dimensions4.17 × 8.39 × 2.56 mm
L/W Ratio2.01
Culet sizeNone
Key to symbols
Feather
Top View
4.17 mm8.39 mm0.51 ctD / VS2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6565543902
Side View
Table 60.0%Crown 37.68°Girdle: Slightly ThickPavilion 40.05°Culet: NoneDepth 61.5%

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 1
Current: $4,221 AUD|Low: $1,202 AUD|High: $4,369 AUD|Avg: $1,757 AUD|-3.4%
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
November 1, 2026
Retailer 4$1,202 AUD
Retailer 5$1,241 AUD
Retailer 8$1,345 AUD
Retailer 14$1,360 AUD
Retailer 7$1,394 AUD
Retailer 6$1,446 AUD
Retailer 13$1,481 AUD
Retailer 2$1,536 AUD
Retailer 3$1,553 AUD
Retailer 9$1,563 AUD
Retailer 10$1,566 AUD
Retailer 12$1,576 AUD
Retailer 15$1,764 AUD
Retailer 11$2,466 AUD
NZ Jewellers$4,221 AUD

23 data points across 15 retailers

17 retailers$1,202 AUD to $4,221 AUD

A
Cheapest Retailer
-
$1,202 AUD
$844 USD
A
Retailer 2
-
$1,241 AUD
$872 USD
View
Final sale: no returns
A
Retailer 3
-
$1,345 AUD
$945 USD
View
A
Retailer 4
-
$1,360 AUD
$955 USD
View
A
Retailer 5
-
$1,394 AUD
$979 USD
View
A
Retailer 6
-
$1,446 AUD
$1,016 USD
View
A
Retailer 7
-
$1,481 AUD
$1,040 USD
View
B+
Retailer 8
-
$1,536 AUD
$1,079 USD
View
A
Retailer 9
-
$1,553 AUD
$1,091 USD
View
B+
Retailer 10
-
$1,563 AUD
£865 GBP
View
B+
Retailer 11
-
$1,566 AUD
$1,100 USD
View
B+
Retailer 12
-
$1,576 AUD
£871 GBP
View
B+
Retailer 13
-
$1,764 AUD
$1,239 USD
View
Retailer 14
-
$1,823 AUD
£1,008 GBP
View
Price last confirmed 10 days ago
B+
Retailer 15
-
$1,823 AUD
£1,008 GBP
View
B
Retailer 16
-
$2,466 AUD
£1,364 GBP
View
Most Expensive
B
NZ Jewellers
4f6af986-b727-46b9-b203-f965755ae924 · Oct 30
$4,221 AUD
$2,965 USD
View
16 more retailers have this diamond
Prices start from $1,202 AUDSave up to $3,019 AUD

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
$1,202 AUD