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Marquise|Natural|IGI

1.01ct I SI2 Marquise Natural Diamond

VG • I/SI2 • IGI 811694674

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 811694674

Diamond specifications and retailer prices

From $1,473 AUD
As of November 6, 2026
Save $3,165 AUD (68%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,638 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 811694674. Listed at 15 retailers as of November 5, 2026, with prices from $1,473 to $4,638, a $3,165 spread on the same certified stone. NZ Jewellers lists it at $4,638. 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

1.01
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle35.4°
OriginNatural
Grading LabIGI
CertificateIGI 811694674
Dimensions9.87 × 5.21 × 3.16 mm
L/W Ratio1.89
Girdle conditionFaceted
Top View
9.87 mm5.21 mm1.01 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 811694674
Side View
Table 59.0%Crown 39°Girdle: STK-THKPavilion 35.4°Culet: NoneDepth 60.7%

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 6
Current: $4,638 AUD|Low: $1,473 AUD|High: $4,790 AUD|Avg: $2,325 AUD|-3.2%
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 6, 2026
Retailer 2$1,473 AUD
Retailer 3$1,687 AUD
Retailer 10$1,755 AUD
Retailer 13$1,793 AUD
Retailer 7$1,869 AUD
Retailer 12$1,902 AUD
Retailer 11$1,936 AUD
Retailer 14$1,990 AUD
Retailer 6$2,051 AUD
Retailer 8$2,097 AUD
Retailer 9$2,195 AUD
Retailer 4$2,589 AUD
Retailer 5$3,596 AUD
NZ Jewellers$4,638 AUD

9 data points across 14 retailers

15 retailers$1,473 AUD to $4,638 AUD

A
Cheapest Retailer
-
$1,473 AUD
A
Retailer 2
-
$1,687 AUD
View
A
Retailer 3
-
$1,755 AUD
View
Final sale: no returns
A
Retailer 4
-
$1,761 AUD
View
A
Retailer 5
-
$1,793 AUD
View
A
Retailer 6
-
$1,869 AUD
View
A
Retailer 7
-
$1,902 AUD
View
A
Retailer 8
-
$1,936 AUD
View
B+
Retailer 9
-
$1,990 AUD
View
B+
Retailer 10
-
$2,051 AUD
View
A
Retailer 11
-
$2,097 AUD
View
A
Retailer 12
-
$2,195 AUD
View
A
Retailer 13
-
$2,589 AUD
View
B+
Retailer 14
-
$3,596 AUD
View
Most Expensive
B
NZ Jewellers
3fa09a47-c6c6-411d-86e4-d8d01e01e360 · Nov 5
$4,638 AUD
$3,187 USD
View
14 more retailers have this diamond
Prices start from $1,473 AUDSave up to $3,165 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
1.01ct Marquise
$1,473 AUD