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Marquise|Natural|IGI

0.81ct I VS1 Marquise Natural Diamond

VG • I/VS1 • IGI 831666082

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 831666082

Diamond specifications and retailer prices

From $1,794 AUD
$1,260 USD
As of November 1, 2026
Save $3,196 AUD (64%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,990 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.81ct natural marquise diamond

This 0.81ct natural marquise sits in the just-under-one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 831666082. Listed at 17 retailers as of October 30, 2026, with prices from $1,794 to $4,990, a $3,196 spread on the same certified stone. NZ Jewellers lists it at $4,990. 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

0.81
Carat
I
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle37.8°
OriginNatural
Grading LabIGI
CertificateIGI 831666082
Dimensions9.84 × 4.84 × 2.91 mm
L/W Ratio2.03
Girdle conditionFaceted
Culet sizeNone
Top View
9.84 mm4.84 mm0.81 ctI / VS1
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI 831666082
Side View
Table 59.0%Crown 35.4°Girdle: THN-THKPavilion 37.8°Culet: NoneDepth 60.1%

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 1
Current: $4,990 AUD|Low: $1,794 AUD|High: $4,990 AUD|Avg: $2,559 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
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 14$1,794 AUD
Retailer 16$1,896 AUD
Retailer 4$2,046 AUD
Retailer 6$2,046 AUD
Retailer 9$2,049 AUD
Retailer 8$2,134 AUD
Retailer 15$2,140 AUD
Retailer 3$2,185 AUD
Retailer 17$2,238 AUD
Retailer 11$2,300 AUD
Retailer 7$2,360 AUD
Retailer 2$2,375 AUD
Retailer 10$2,848 AUD
Retailer 13$3,026 AUD
Retailer 12$3,583 AUD
Retailer 5$3,688 AUD
NZ Jewellers$4,990 AUD

36 data points across 17 retailers

17 retailers$1,794 AUD to $4,990 AUD

A
Cheapest Retailer
-
$1,794 AUD
$1,260 USD
A
Retailer 2
-
$1,896 AUD
$1,332 USD
View
A
Retailer 3
-
$2,046 AUD
$1,437 USD
View
A
Retailer 4
-
$2,046 AUD
$1,437 USD
View
A
Retailer 5
-
$2,049 AUD
$1,439 USD
View
A
Retailer 6
-
$2,134 AUD
$1,499 USD
View
A
Retailer 7
-
$2,140 AUD
$1,503 USD
View
B+
Retailer 8
-
$2,185 AUD
$1,535 USD
View
B+
Retailer 9
-
$2,238 AUD
$1,572 USD
View
A
Retailer 10
-
$2,300 AUD
£1,272 GBP
View
B+
Retailer 11
-
$2,360 AUD
$1,658 USD
View
A
Retailer 12
-
$2,375 AUD
£1,314 GBP
View
B+
Retailer 13
-
$2,848 AUD
€1,905 EUR
View
B+
Retailer 14
-
$3,026 AUD
ZAR 34,334 ZAR
View
B+
Retailer 15
-
$3,583 AUD
£1,982 GBP
View
B
Retailer 16
-
$3,688 AUD
£2,040 GBP
View
Most Expensive
B
NZ Jewellers
4a400935-5635-4cdc-bee7-e0ff5ba9862b · Oct 30
$4,990 AUD
$3,505 USD
View
16 more retailers have this diamond
Prices start from $1,794 AUDSave up to $3,196 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
0.81ct Marquise
$1,794 AUD