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Marquise|Natural|IGI

0.50ct E SI2 Marquise Natural Diamond

VG • E/SI2 • IGI 815681709

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 815681709

Diamond specifications and retailer prices

From $615 AUD
₹41,111 INR
As of October 29, 2026
Save $1,924 AUD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,538 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.5ct natural marquise diamond

This 0.5ct natural marquise sits in the half to three-quarter carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 815681709. Listed at 15 retailers as of October 29, 2026, with prices from $615 to $2,538, a $1,924 spread on the same certified stone. NZ Jewellers lists it at $2,538. 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

0.50
Carat
E
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle34.3°
OriginNatural
Grading LabIGI
CertificateIGI 815681709
Dimensions7.77 × 4.06 × 2.52 mm
L/W Ratio1.91
Girdle conditionFaceted
Top View
7.77 mm4.06 mm0.50 ctE / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 815681709
Side View
Table 60.0%Crown 39.8°Girdle: MED-THKPavilion 34.3°Culet: NoneDepth 62.1%

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: Oct 29
Current: $2,538 AUD|Low: $615 AUD|High: $2,538 AUD|Avg: $1,073 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
October 30, 2026
Retailer 8$615 AUD
Retailer 4$747 AUD
Retailer 13$810 AUD
Retailer 3$871 AUD
Retailer 5$871 AUD
Retailer 12$934 AUD
Retailer 7$970 AUD
Retailer 2$984 AUD
Retailer 10$990 AUD
Retailer 14$997 AUD
Retailer 11$1,014 AUD
Retailer 9$1,120 AUD
Retailer 6$1,871 AUD
NZ Jewellers$2,538 AUD

7 data points across 14 retailers

15 retailers$615 AUD to $2,538 AUD

A
Cheapest Retailer
-
$615 AUD
₹41,111 INR
A
Retailer 2
-
$747 AUD
$525 USD
View
A
Retailer 3
-
$747 AUD
$525 USD
View
Final sale: no returns
A
Retailer 4
-
$810 AUD
$569 USD
View
A
Retailer 5
-
$871 AUD
$612 USD
View
A
Retailer 6
-
$871 AUD
$612 USD
View
B+
Retailer 7
-
$934 AUD
$656 USD
View
A
Retailer 8
-
$970 AUD
£536 GBP
View
A
Retailer 9
-
$984 AUD
$691 USD
View
B+
Retailer 10
-
$990 AUD
$695 USD
View
B+
Retailer 11
-
$997 AUD
$700 USD
View
A
Retailer 12
-
$1,014 AUD
£561 GBP
View
B+
Retailer 13
-
$1,120 AUD
€749 EUR
View
B
Retailer 14
-
$1,871 AUD
£1,035 GBP
View
Most Expensive
C
NZ Jewellers
ee3451cc-0739-412f-a76a-c6269ae611e6 · Oct 30
$2,538 AUD
$1,783 USD
View
14 more retailers have this diamond
Prices start from $615 AUDSave up to $1,924 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
0.50ct Marquise
$615 AUD