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Marquise|Natural|IGI

0.53ct I SI2 Marquise Natural Diamond

VG • I/SI2 • IGI 675535530

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 675535530

Diamond specifications and retailer prices

From $639 AUD
As of November 6, 2026
Save $2,022 AUD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,660 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.53ct natural marquise diamond

This 0.53ct natural marquise sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 675535530. Listed at 13 retailers as of November 5, 2026, with prices from $639 to $2,660, a $2,022 spread on the same certified stone. NZ Jewellers lists it at $2,660. 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

0.53
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle37.1°
Pavilion angle42.6°
OriginNatural
Grading LabIGI
CertificateIGI 675535530
Dimensions7.65 × 4.22 × 2.82 mm
L/W Ratio1.81
Girdle conditionFaceted
Culet sizePointed
Top View
7.65 mm4.22 mm0.53 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 675535530
Side View
Table 58.0%Crown 37.1°Girdle: MED-STKPavilion 42.6°Culet: NoneDepth 66.8%

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: $2,660 AUD|Low: $587 AUD|High: $2,660 AUD|Avg: $1,001 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
November 6, 2026
Retailer 12$639 AUD
Retailer 9$694 AUD
Retailer 6$720 AUD
Retailer 3$748 AUD
Retailer 7$748 AUD
Retailer 13$767 AUD
Retailer 11$800 AUD
Retailer 2$824 AUD
Retailer 4$885 AUD
Retailer 14$885 AUD
Retailer 8$940 AUD
Retailer 5$1,042 AUD
Retailer 10$1,602 AUD
NZ Jewellers$2,660 AUD

31 data points across 14 retailers

13 retailers$639 AUD to $2,660 AUD

A
Cheapest Retailer
-
$639 AUD
Final sale: no returns
B+
Retailer 2
-
$694 AUD
View
Retailer 3
-
$694 AUD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$720 AUD
View
Retailer 5
-
$748 AUD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$748 AUD
View
B+
Retailer 7
-
$800 AUD
View
B+
Retailer 8
-
$824 AUD
View
B+
Retailer 9
-
$885 AUD
View
B+
Retailer 10
-
$885 AUD
View
B+
Retailer 11
-
$940 AUD
View
B
Retailer 12
-
$1,602 AUD
View
Most Expensive
C
NZ Jewellers
050d9bba-e018-4563-a7ad-5c180584e1a7 · Nov 5
$2,660 AUD
$1,828 USD
View
12 more retailers have this diamond
Prices start from $639 AUDSave up to $2,022 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
0.53ct Marquise
$639 AUD