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Marquise|Natural|IGI

1.00ct I SI2 Marquise Natural Diamond

VG • I/SI2 • IGI 713503893

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 713503893

Diamond specifications and retailer prices

From $2,227 AUD
As of November 4, 2026
Save $3,735 AUD (63%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,961 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct 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 713503893. Listed at 14 retailers as of November 4, 2026, with prices from $2,227 to $5,961, a $3,735 spread on the same certified stone. NZ Jewellers lists it at $5,961. 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

1.00
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceFaint
Crown angle32.3°
Pavilion angle39.4°
OriginNatural
Grading LabIGI
CertificateIGI 713503893
Dimensions9.82 × 5.44 × 3.22 mm
L/W Ratio1.81
Girdle conditionFaceted
Culet sizePointed
Top View
9.82 mm5.44 mm1.00 ctI / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateIGI 713503893
Side View
Table 54.0%Crown 32.3°Girdle: MED-THKPavilion 39.4°Culet: NoneDepth 59.2%

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 4
Current: $5,961 AUD|Low: $2,068 AUD|High: $5,961 AUD|Avg: $2,901 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
November 6, 2026
Retailer 5$2,227 AUD
Retailer 10$2,254 AUD
Retailer 11$2,292 AUD
Retailer 15$2,401 AUD
Retailer 2$2,403 AUD
Retailer 4$2,444 AUD
Retailer 14$2,444 AUD
Retailer 12$2,557 AUD
Retailer 13$2,559 AUD
Retailer 6$2,643 AUD
Retailer 3$2,821 AUD
Retailer 7$2,915 AUD
Retailer 8$3,323 AUD
Retailer 9$4,282 AUD
NZ Jewellers$5,961 AUD

45 data points across 15 retailers

14 retailers$2,227 AUD to $5,961 AUD

B+
Cheapest Retailer
-
$2,227 AUD
B+
Retailer 2
-
$2,254 AUD
View
Final sale: no returns
B+
Retailer 3
-
$2,292 AUD
View
B+
Retailer 4
-
$2,401 AUD
View
A
Retailer 5
-
$2,403 AUD
View
Retailer 6
-
$2,444 AUD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$2,444 AUD
View
B+
Retailer 8
-
$2,557 AUD
View
B+
Retailer 9
-
$2,559 AUD
View
B+
Retailer 10
-
$2,643 AUD
View
B+
Retailer 11
-
$2,821 AUD
View
B+
Retailer 12
-
$3,323 AUD
View
B
Retailer 13
-
$4,282 AUD
View
Most Expensive
C
NZ Jewellers
f9af246c-69d1-49b5-8192-a1ba5c950ed1 · Nov 5
$5,961 AUD
$4,096 USD
View
13 more retailers have this diamond
Prices start from $2,227 AUDSave up to $3,735 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
1.00ct Marquise
$2,227 AUD