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Marquise|Natural|IGI

0.80ct J SI1 Marquise Natural Diamond

VG • J/SI1 • IGI 780654994

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 780654994

Diamond specifications and retailer prices

From $659 AUD
₹43,953 INR
As of November 2, 2026
Save $2,068 AUD (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,727 AUD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 0.8ct natural marquise diamond

This 0.8ct 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 780654994. Listed at 16 retailers as of November 2, 2026, with prices from $659 to $2,727, a $2,068 spread on the same certified stone. NZ Jewellers lists it at $2,727. 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

0.80
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 780654994
Dimensions8.86 × 4.77 × 3.25 mm
L/W Ratio1.86
Girdle conditionFaceted
Culet sizePointed
Top View
8.86 mm4.77 mm0.80 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 780654994
Side View
Table 51.0%Crown 34.8°Girdle: STK-THKPavilion 41.4°Culet: NoneDepth 68.1%

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: Nov 2
Current: $2,727 AUD|Low: $657 AUD|High: $2,727 AUD|Avg: $1,223 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
November 3, 2026
Retailer 6$659 AUD
Retailer 4$869 AUD
Retailer 3$936 AUD
Retailer 12$936 AUD
Retailer 9$985 AUD
Retailer 13$1,003 AUD
Retailer 5$1,072 AUD
Retailer 7$1,096 AUD
Retailer 2$1,101 AUD
Retailer 10$1,284 AUD
Retailer 11$1,286 AUD
Retailer 8$2,008 AUD
NZ Jewellers$2,727 AUD

25 data points across 13 retailers

16 retailers$659 AUD to $2,727 AUD

A
Cheapest Retailer
-
$659 AUD
₹43,953 INR
Retailer 2
-
$836 AUD
$586 USD
View
Price last confirmed 91 days ago
B+
Retailer 3
-
$869 AUD
$609 USD
View
Retailer 4
-
$869 AUD
$609 USD
View
Price last confirmed 35 days ago
A
Retailer 5
-
$936 AUD
$656 USD
View
B+
Retailer 6
-
$936 AUD
$656 USD
View
A
Retailer 7
-
$985 AUD
$690 USD
View
B+
Retailer 8
-
$1,003 AUD
$703 USD
View
B+
Retailer 9
-
$1,058 AUD
$741 USD
View
B+
Retailer 10
-
$1,072 AUD
$751 USD
View
A
Retailer 11
-
$1,096 AUD
£605 GBP
View
B+
Retailer 12
-
$1,101 AUD
£608 GBP
View
B+
Retailer 13
-
$1,284 AUD
€857 EUR
View
B+
Retailer 14
-
$1,286 AUD
ZAR 14,562 ZAR
View
B
Retailer 15
-
$2,008 AUD
£1,108 GBP
View
Most Expensive
B
NZ Jewellers
e739ce3d-e5ef-4aab-9d8e-39c6c6b3614d · Nov 3
$2,727 AUD
$1,911 USD
View
15 more retailers have this diamond
Prices start from $659 AUDSave up to $2,068 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
0.80ct Marquise
$659 AUD