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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 $750 NZD
₹40,273 INR
As of October 31, 2026
Save $2,413 NZD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,164 NZD 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 30, 2026, with prices from $750 to $3,164, a $2,413 spread on the same certified stone. NZ Jewellers lists it at $3,164. 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 31
Current: $3,164 NZD|Low: $750 NZD|High: $3,164 NZD|Avg: $1,341 NZD
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 31, 2026
Retailer 2$750 NZD
Retailer 4$932 NZD
Retailer 13$1,010 NZD
Retailer 3$1,086 NZD
Retailer 5$1,086 NZD
Retailer 12$1,164 NZD
Retailer 7$1,206 NZD
Retailer 10$1,209 NZD
Retailer 9$1,226 NZD
Retailer 14$1,242 NZD
Retailer 11$1,264 NZD
Retailer 8$1,364 NZD
Retailer 6$2,332 NZD
NZ Jewellers$3,164 NZD

8 data points across 14 retailers

15 retailers$750 NZD to $3,164 NZD

A
Cheapest Retailer
-
$750 NZD
₹40,273 INR
A
Retailer 2
-
$932 NZD
$525 USD
View
A
Retailer 3
-
$932 NZD
$525 USD
View
Final sale: no returns
A
Retailer 4
-
$1,010 NZD
$569 USD
View
A
Retailer 5
-
$1,086 NZD
$612 USD
View
A
Retailer 6
-
$1,086 NZD
$612 USD
View
B+
Retailer 7
-
$1,164 NZD
$656 USD
View
A
Retailer 8
-
$1,206 NZD
$680 USD
View
A
Retailer 9
-
$1,209 NZD
£536 GBP
View
A
Retailer 10
-
$1,226 NZD
$691 USD
View
B+
Retailer 11
-
$1,242 NZD
$700 USD
View
A
Retailer 12
-
$1,264 NZD
£561 GBP
View
B+
Retailer 13
-
$1,364 NZD
€732 EUR
View
B
Retailer 14
-
$2,332 NZD
£1,035 GBP
View
Most Expensive
C
NZ Jewellers
ee3451cc-0739-412f-a76a-c6269ae611e6 · Oct 30
$3,164 NZD
$1,783 USD
View
14 more retailers have this diamond
Prices start from $750 NZDSave up to $2,413 NZD

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
$750 NZD