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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 $546 USD
As of November 2, 2026
Save $1,312 USD (71%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,858 USD at NZ Jewellers · As of November 3, 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 2, 2026, with prices from $546 to $1,858, a $1,312 spread on the same certified stone. NZ Jewellers lists it at $1,858. 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
Color
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 2
Current: $1,858 USD|Low: $546 USD|High: $1,858 USD|Avg: $831 USD
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 3, 2026
Retailer 7$546 USD
Retailer 11$593 USD
Retailer 6$638 USD
Retailer 8$638 USD
Retailer 14$675 USD
Retailer 15$684 USD
Retailer 5$724 USD
Retailer 9$727 USD
Retailer 4$728 USD
Retailer 2$743 USD
Retailer 10$797 USD
Retailer 13$844 USD
Retailer 3$915 USD
Retailer 12$1,369 USD
NZ Jewellers$1,858 USD

12 data points across 15 retailers

15 retailers$546 USD to $1,858 USD

A
Cheapest Retailer
-
$546 USD
Final sale: no returns
A
Retailer 2
-
$593 USD
View
A
Retailer 3
-
$638 USD
View
A
Retailer 4
-
$638 USD
View
A
Retailer 5
-
$675 USD
View
A
Retailer 6
-
$684 USD
View
B+
Retailer 7
-
$724 USD
View
A
Retailer 8
-
$727 USD
£573 GBP
View
B+
Retailer 9
-
$728 USD
View
B+
Retailer 10
-
$743 USD
£585 GBP
View
B+
Retailer 11
-
$797 USD
€759 EUR
View
B+
Retailer 12
-
$844 USD
View
B+
Retailer 13
-
$915 USD
ZAR 14,777 ZAR
View
B
Retailer 14
-
$1,369 USD
£1,078 GBP
View
Most Expensive
B
NZ Jewellers
4ea647f6-85f4-4208-9ff6-c224d81f4cfa · Nov 3
$1,858 USD
View
14 more retailers have this diamond
Prices start from $546 USDSave up to $1,312 USD

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
$546 USD