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0.71ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 670405190

Shape and cutting style on the report: Round brilliant

Certificate IGI 670405190

Diamond specifications and retailer prices

From $494 AUD
As of November 6, 2026
Save $1,794 AUD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,288 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.71ct natural round diamond

This 0.71ct natural round sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 670405190. Listed at 12 retailers as of November 5, 2026, with prices from $494 to $2,288, a $1,794 spread on the same certified stone. NZ Jewellers lists it at $2,288. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.71
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 670405190
Dimensions5.73 × 5.70 × 3.53 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
5.73 mm5.70 mm0.71 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 670405190
Side View
Table 59.0%Crown 35.5°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.8%

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: $494 AUD|Low: $494 AUD|High: $1,704 AUD|Avg: $926 AUD|-4.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 1$494 AUD
Retailer 3$736 AUD
Retailer 7$786 AUD
Retailer 8$810 AUD
Retailer 5$923 AUD
Retailer 2$963 AUD
Retailer 6$964 AUD
Retailer 4$1,683 AUD

45 data points across 8 retailers

12 retailers$494 AUD to $2,288 AUD

A
Cheapest Retailer
-
$494 AUD
A
Retailer 2
-
$730 AUD
View
A
Retailer 3
-
$736 AUD
View
Retailer 4
-
$786 AUD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$786 AUD
View
A
Retailer 6
-
$841 AUD
View
A
Retailer 7
-
$917 AUD
View
A
Retailer 8
-
$923 AUD
View
A
Retailer 9
-
$963 AUD
View
A
Retailer 10
-
$964 AUD
View
B
Retailer 11
-
$1,683 AUD
View
Most Expensive
B
NZ Jewellers
d8a109e0-b145-4883-9a17-f0f93350aedb · Nov 5
$2,288 AUD
$1,602 USD
View
11 more retailers have this diamond
Prices start from $494 AUDSave up to $1,794 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
0.71ct Round
$494 AUD