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Marquise|Natural|IGI

1.56ct I I1 Marquise Natural Diamond

VG • I/I1 • IGI 805619526

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 805619526

Diamond specifications and retailer prices

From $4,790 AUD
$3,357 USD
As of November 2, 2026
Save $4,612 AUD (49%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $9,402 AUD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.56ct natural marquise diamond

This 1.56ct natural marquise sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI 805619526. Listed at 7 retailers as of November 2, 2026, with prices from $4,790 to $9,402, a $4,612 spread on the same certified stone. NZ Jewellers lists it at $9,402. 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

1.56
Carat
I
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.3°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 805619526
Dimensions13.54 × 5.60 × 3.68 mm
L/W Ratio2.42
Girdle conditionFaceted
Top View
13.54 mm5.60 mm1.56 ctI / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 805619526
Side View
Table 64.0%Crown 37.3°Girdle: THN-STKPavilion 40.9°CuletDepth 65.7%

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 2
Current: $9,402 AUD|Low: $4,659 AUD|High: $9,777 AUD|Avg: $6,296 AUD|-1.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 3, 2026
Retailer 4$4,790 AUD
Retailer 6$5,397 AUD
Retailer 7$5,397 AUD
Retailer 2$5,605 AUD
Retailer 3$6,227 AUD
Retailer 5$6,317 AUD
Retailer 8$6,822 AUD
NZ Jewellers$9,402 AUD

37 data points across 8 retailers

7 retailers$4,790 AUD to $9,402 AUD

B+
Cheapest Retailer
-
$4,790 AUD
$3,357 USD
B+
Retailer 2
-
$5,397 AUD
$3,782 USD
View
B+
Retailer 3
-
$5,397 AUD
$3,782 USD
View
B+
Retailer 4
-
$5,605 AUD
$3,928 USD
View
B+
Retailer 5
-
$6,227 AUD
$4,364 USD
View
B+
Retailer 6
-
$6,317 AUD
€4,216 EUR
View
Most Expensive
B+
NZ Jewellers
b2a7af11-f9ec-4f77-949d-9ea723ddb7a7 · Nov 3
$9,402 AUD
$6,589 USD
View
6 more retailers have this diamond
Prices start from $4,790 AUDSave up to $4,612 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+
1.56ct Marquise
$4,790 AUD