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Marquise|Natural|IGI

1.01ct J SI1 Marquise Natural Diamond

VG • J/SI1 • IGI 773616556

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 773616556

Diamond specifications and retailer prices

From $2,642 AUD
As of November 1, 2026
Save $3,508 AUD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,149 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 773616556. Listed at 16 retailers as of November 1, 2026, with prices from $2,642 to $6,149, a $3,508 spread on the same certified stone. NZ Jewellers lists it at $6,149. 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
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32.3°
Pavilion angle39.3°
OriginNatural
Grading LabIGI
CertificateIGI 773616556
Dimensions10.46 × 5.44 × 3.12 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizePointed
Top View
10.46 mm5.44 mm1.01 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 773616556
Side View
Table 65.0%Crown 32.3°Girdle: THN-THKPavilion 39.3°Culet: NoneDepth 57.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $3,250 AUD|Low: $2,562 AUD|High: $5,215 AUD|Avg: $3,436 AUD|+1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 7, 2026
Retailer 4$2,642 AUD
Retailer 7$2,714 AUD
Retailer 9$2,904 AUD
Retailer 8$3,077 AUD
Retailer 1$3,250 AUD
Retailer 6$3,445 AUD
Retailer 3$3,589 AUD
Retailer 2$3,820 AUD
Retailer 5$5,159 AUD

43 data points across 9 retailers

16 retailers$2,642 AUD to $6,149 AUD

B+
Cheapest Retailer
-
$2,642 AUD
B+
Retailer 2
-
$2,658 AUD
View
B+
Retailer 3
-
$2,714 AUD
View
Final sale: no returns
B+
Retailer 4
-
$2,821 AUD
View
Retailer 5
-
$2,941 AUD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
$2,941 AUD
View
B+
Retailer 7
-
$2,991 AUD
View
B+
Retailer 8
-
$3,077 AUD
View
B+
Retailer 9
-
$3,142 AUD
View
B+
Retailer 10
-
$3,157 AUD
View
B+
Retailer 11
-
$3,250 AUD
View
B
Retailer 12
-
$3,394 AUD
View
B
Retailer 13
-
$3,589 AUD
View
B
Retailer 14
-
$3,820 AUD
View
Retailer 15
-
$5,159 AUD
View
Price last confirmed 12 days ago
Most Expensive
C
NZ Jewellers
1e4b5ac2-b470-48c0-90f3-f8dd3897cc16 · Nov 5
$6,149 AUD
$4,225 USD
View
15 more retailers have this diamond
Prices start from $2,642 AUDSave up to $3,508 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.

B+
1.01ct Marquise
$2,642 AUD