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Marquise|Natural|IGI

0.78ct J SI1 Marquise Natural Diamond

VG • J/SI1 • IGI 502165564

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 502165564

Diamond specifications and retailer prices

From $1,021 AUD
₹68,161 INR
As of November 2, 2026
Save $3,302 AUD (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,324 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.78ct natural marquise diamond

This 0.78ct natural marquise sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 502165564. Listed at 16 retailers as of October 30, 2026, with prices from $1,021 to $4,324, a $3,302 spread on the same certified stone. NZ Jewellers lists it at $4,324. 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

0.78
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle33.6°
Pavilion angle42.3°
OriginNatural
Grading LabIGI
CertificateIGI 502165564
Dimensions8.60 × 4.77 × 3.14 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizePointed
Top View
8.60 mm4.77 mm0.78 ctJ / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateIGI 502165564
Side View
Table 55.0%Crown 33.6°Girdle: MED-VTKPavilion 42.3°Culet: NoneDepth 65.8%

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 2
Current: $4,324 AUD|Low: $1,019 AUD|High: $4,324 AUD|Avg: $1,832 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 2, 2026
Retailer 2$1,021 AUD
Retailer 6$1,273 AUD
Retailer 5$1,341 AUD
Retailer 4$1,378 AUD
Retailer 12$1,378 AUD
Retailer 3$1,431 AUD
Retailer 13$1,503 AUD
Retailer 14$1,591 AUD
Retailer 8$1,644 AUD
Retailer 7$1,738 AUD
Retailer 10$1,939 AUD
Retailer 11$2,059 AUD
Retailer 9$2,526 AUD
NZ Jewellers$4,324 AUD

30 data points across 14 retailers

16 retailers$1,021 AUD to $4,324 AUD

A
Cheapest Retailer
-
$1,021 AUD
₹68,161 INR
B+
Retailer 2
-
$1,273 AUD
$892 USD
View
Final sale: no returns
B+
Retailer 3
-
$1,341 AUD
$940 USD
View
B+
Retailer 4
-
$1,350 AUD
$946 USD
View
B+
Retailer 5
-
$1,356 AUD
$950 USD
View
B+
Retailer 6
-
$1,378 AUD
$966 USD
View
B+
Retailer 7
-
$1,378 AUD
$966 USD
View
B+
Retailer 8
-
$1,431 AUD
$1,003 USD
View
B+
Retailer 9
-
$1,503 AUD
$1,053 USD
View
B+
Retailer 10
-
$1,591 AUD
$1,115 USD
View
B+
Retailer 11
-
$1,644 AUD
£907 GBP
View
B+
Retailer 12
-
$1,738 AUD
£959 GBP
View
B
Retailer 13
-
$1,939 AUD
€1,294 EUR
View
B
Retailer 14
-
$2,059 AUD
ZAR 23,313 ZAR
View
B
Retailer 15
-
$2,526 AUD
£1,394 GBP
View
Most Expensive
C
NZ Jewellers
028f03ec-d30b-41d3-8746-981d48bdcfd2 · Oct 30
$4,324 AUD
$3,030 USD
View
15 more retailers have this diamond
Prices start from $1,021 AUDSave up to $3,302 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
0.78ct Marquise
$1,021 AUD