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Marquise|Natural|IGI

1.51ct J SI2 Marquise Natural Diamond

VG • J/SI2 • IGI 696515871

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 696515871

Diamond specifications and retailer prices

From $5,659 AUD
$3,966 USD
As of November 1, 2026
Save $5,645 AUD (50%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $11,304 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 696515871. Listed at 15 retailers as of October 30, 2026, with prices from $5,659 to $11,304, a $5,645 spread on the same certified stone. NZ Jewellers lists it at $11,304. 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

1.51
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle38.8°
OriginNatural
Grading LabIGI
CertificateIGI 696515871
Dimensions11.29 × 5.74 × 3.81 mm
L/W Ratio1.97
Girdle conditionFaceted
Culet sizePointed
Top View
11.29 mm5.74 mm1.51 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 696515871
Side View
Table 61.0%Crown 38.3°Girdle: STK-VTKPavilion 38.8°Culet: NoneDepth 66.4%

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: $11,304 AUD|Low: $5,489 AUD|High: $11,304 AUD|Avg: $7,025 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
Retailer 16
November 2, 2026
Retailer 6$5,659 AUD
Retailer 11$5,736 AUD
Retailer 4$5,785 AUD
Retailer 13$5,987 AUD
Retailer 5$6,082 AUD
Retailer 2$6,415 AUD
Retailer 3$6,440 AUD
Retailer 12$6,488 AUD
Retailer 14$6,488 AUD
Retailer 16$6,488 AUD
Retailer 8$6,702 AUD
Retailer 9$7,341 AUD
Retailer 15$7,487 AUD
Retailer 7$7,721 AUD
Retailer 10$10,389 AUD
NZ Jewellers$11,304 AUD

45 data points across 16 retailers

15 retailers$5,659 AUD to $11,304 AUD

B+
Cheapest Retailer
-
$5,659 AUD
$3,966 USD
Retailer 2
-
$5,736 AUD
$4,020 USD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$5,785 AUD
$4,054 USD
View
B+
Retailer 4
-
$5,987 AUD
$4,196 USD
View
Final sale: no returns
B+
Retailer 5
-
$6,082 AUD
View
B+
Retailer 6
-
$6,415 AUD
£3,540 GBP
View
B+
Retailer 7
-
$6,440 AUD
$4,513 USD
View
B+
Retailer 8
-
$6,488 AUD
$4,547 USD
View
B+
Retailer 9
-
$6,488 AUD
$4,547 USD
View
B+
Retailer 10
-
$6,488 AUD
$4,547 USD
View
B+
Retailer 11
-
$6,702 AUD
$4,697 USD
View
B+
Retailer 12
-
$7,341 AUD
€4,900 EUR
View
B+
Retailer 13
-
$7,487 AUD
$5,247 USD
View
B
Retailer 14
-
$10,389 AUD
£5,733 GBP
View
Most Expensive
B
NZ Jewellers
b0c1cda3-82da-48d1-9be7-f7892808d435 · Oct 30
$11,304 AUD
$7,922 USD
View
14 more retailers have this diamond
Prices start from $5,659 AUDSave up to $5,645 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+
1.51ct Marquise
$5,659 AUD