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Marquise|Natural|IGI

1.71ct K SI2 Marquise Natural Diamond

VG • K/SI2 • IGI 835613728

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 835613728

Diamond specifications and retailer prices

From $5,781 AUD
As of November 6, 2026
Save $7,091 AUD (55%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $12,872 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.71ct natural marquise diamond

This 1.71ct natural marquise sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 835613728. Listed at 14 retailers as of November 5, 2026, with prices from $5,781 to $12,872, a $7,091 spread on the same certified stone. NZ Jewellers lists it at $12,872. 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

1.71
Carat
K
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle34.9°
OriginNatural
Grading LabIGI
CertificateIGI 835613728
Dimensions12.56 × 6.26 × 3.66 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizeNone
Top View
12.56 mm6.26 mm1.71 ctK / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 835613728
Side View
Table 56.0%Crown 39.2°Girdle: MED-STKPavilion 34.9°Culet: NoneDepth 58.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $12,872 AUD|Low: $5,781 AUD|High: $12,872 AUD|Avg: $8,315 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
November 6, 2026
Retailer 2$5,781 AUD
Retailer 5$6,712 AUD
Retailer 6$7,018 AUD
Retailer 12$7,642 AUD
Retailer 7$7,669 AUD
Retailer 4$7,696 AUD
Retailer 11$7,696 AUD
Retailer 14$7,696 AUD
Retailer 10$7,903 AUD
Retailer 3$7,917 AUD
Retailer 8$8,176 AUD
Retailer 13$8,879 AUD
Retailer 9$12,224 AUD
NZ Jewellers$12,872 AUD

35 data points across 14 retailers

14 retailers$5,781 AUD to $12,872 AUD

A
Cheapest Retailer
-
$5,781 AUD
B+
Retailer 2
-
$6,712 AUD
View
B+
Retailer 3
-
$7,018 AUD
View
B+
Retailer 4
-
$7,642 AUD
View
B+
Retailer 5
-
$7,669 AUD
View
B+
Retailer 6
-
$7,696 AUD
View
B+
Retailer 7
-
$7,696 AUD
View
Retailer 8
-
$7,696 AUD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$7,903 AUD
View
B+
Retailer 10
-
$7,917 AUD
View
B+
Retailer 11
-
$8,176 AUD
View
B+
Retailer 12
-
$8,879 AUD
View
B
Retailer 13
-
$12,224 AUD
View
Most Expensive
B
NZ Jewellers
1b1b6266-81f8-45e1-bb00-f08c3993680a · Nov 5
$12,872 AUD
$8,844 USD
View
13 more retailers have this diamond
Prices start from $5,781 AUDSave up to $7,091 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
1.71ct Marquise
$5,781 AUD