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Marquise|Natural|IGI

0.51ct I VVS2 Marquise Natural Diamond

VG • I/VVS2 • IGI 840603559

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 840603559

Diamond specifications and retailer prices

From $780 AUD
As of November 4, 2026
Save $1,874 AUD (71%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,654 AUD 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 I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI 840603559. Listed at 15 retailers as of November 4, 2026, with prices from $780 to $2,654, a $1,874 spread on the same certified stone. NZ Jewellers lists it at $2,654. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
I
Colour
VVS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle43.1°
Pavilion angle39.6°
OriginNatural
Grading LabIGI
CertificateIGI 840603559
Dimensions7.87 × 4.07 × 2.60 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizeNone
Top View
7.87 mm4.07 mm0.51 ctI / VVS2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 840603559
Side View
Table 64.0%Crown 43.1°Girdle: MED-THKPavilion 39.6°Culet: NoneDepth 63.9%

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 4
Current: $2,654 AUD|Low: $780 AUD|High: $2,654 AUD|Avg: $1,186 AUD
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 6, 2026
Retailer 7$780 AUD
Retailer 14$847 AUD
Retailer 6$911 AUD
Retailer 12$911 AUD
Retailer 11$914 AUD
Retailer 3$977 AUD
Retailer 8$1,031 AUD
Retailer 5$1,034 AUD
Retailer 4$1,040 AUD
Retailer 2$1,060 AUD
Retailer 13$1,137 AUD
Retailer 15$1,204 AUD
Retailer 9$1,306 AUD
Retailer 10$1,951 AUD
NZ Jewellers$2,654 AUD

15 data points across 15 retailers

15 retailers$780 AUD to $2,654 AUD

A
Cheapest Retailer
-
$780 AUD
Final sale: no returns
A
Retailer 2
-
$847 AUD
View
Retailer 3
-
$911 AUD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$911 AUD
View
A
Retailer 5
-
$914 AUD
View
A
Retailer 6
-
$977 AUD
View
A
Retailer 7
-
$1,031 AUD
View
B+
Retailer 8
-
$1,034 AUD
View
B+
Retailer 9
-
$1,040 AUD
View
B+
Retailer 10
-
$1,060 AUD
View
B+
Retailer 11
-
$1,137 AUD
View
B+
Retailer 12
-
$1,204 AUD
View
B+
Retailer 13
-
$1,306 AUD
View
B
Retailer 14
-
$1,951 AUD
View
Most Expensive
B
NZ Jewellers
4ea647f6-85f4-4208-9ff6-c224d81f4cfa · Nov 5
$2,654 AUD
$1,858 USD
View
14 more retailers have this diamond
Prices start from $780 AUDSave up to $1,874 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
$780 AUD