CaratHunter
Plans
Marquise|Natural|IGI

1.00ct G SI2 Marquise Natural Diamond

VG • G/SI2 • IGI 743559200

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 743559200

Diamond specifications and retailer prices

From $2,180 AUD
As of November 6, 2026
Save $4,737 AUD (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,918 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 743559200. Listed at 16 retailers as of November 5, 2026, with prices from $2,180 to $6,918, a $4,737 spread on the same certified stone. NZ Jewellers lists it at $6,918. 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
G
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle37.3°
OriginNatural
Grading LabIGI
CertificateIGI 743559200
Dimensions9.54 × 5.08 × 3.23 mm
L/W Ratio1.88
Girdle conditionFaceted
Top View
9.54 mm5.08 mm1.00 ctG / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 743559200
Side View
Table 63.0%Crown 45.5°Girdle: MED-STKPavilion 37.3°Culet: NoneDepth 63.6%

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: $6,918 AUD|Low: $2,180 AUD|High: $7,095 AUD|Avg: $3,276 AUD|-2.5%
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
November 6, 2026
Retailer 9$2,180 AUD
Retailer 7$2,525 AUD
Retailer 4$2,618 AUD
Retailer 5$2,626 AUD
Retailer 10$2,789 AUD
Retailer 3$2,837 AUD
Retailer 8$2,837 AUD
Retailer 16$2,837 AUD
Retailer 2$2,925 AUD
Retailer 14$2,968 AUD
Retailer 12$2,975 AUD
Retailer 15$3,036 AUD
Retailer 6$3,272 AUD
Retailer 13$3,803 AUD
Retailer 11$4,954 AUD
NZ Jewellers$6,918 AUD

27 data points across 16 retailers

16 retailers$2,180 AUD to $6,918 AUD

A
Cheapest Retailer
-
$2,180 AUD
A
Retailer 2
-
$2,525 AUD
View
A
Retailer 3
-
$2,618 AUD
View
Final sale: no returns
A
Retailer 4
-
$2,626 AUD
View
A
Retailer 5
-
$2,789 AUD
View
B+
Retailer 6
-
$2,837 AUD
View
A
Retailer 7
-
$2,837 AUD
View
Retailer 8
-
$2,837 AUD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$2,925 AUD
View
A
Retailer 10
-
$2,968 AUD
View
B+
Retailer 11
-
$2,975 AUD
View
B+
Retailer 12
-
$3,036 AUD
View
A
Retailer 13
-
$3,272 AUD
View
A
Retailer 14
-
$3,803 AUD
View
B+
Retailer 15
-
$4,954 AUD
View
Most Expensive
B
NZ Jewellers
073de9d3-30fb-4102-afa0-0fd698c9c753 · Nov 5
$6,918 AUD
$4,753 USD
View
15 more retailers have this diamond
Prices start from $2,180 AUDSave up to $4,737 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
$2,180 AUD